Hi Tim,

I dropped the database and did "./dspace database migrate" on a new 
database. It worked and I can reach to Home page. I created/edited 
community, collection. My local DSpace works well.

Thank you so much for help.

Zhongping


On Wednesday, September 15, 2021 at 2:18:59 PM UTC-4 Tim Donohue wrote:

> Hi Zhongping,
>
> That's really odd, as the Site object is supposed to be created 
> automatically * after*​ all Migrations run by our SiteServiceInitializer: 
> https://github.com/DSpace/DSpace/blob/main/dspace-api/src/main/java/org/dspace/storage/rdbms/SiteServiceInitializer.java#L41
>
> This is the first time I've ever heard of database migrations *succeeding*​ 
> while the SiteServiceInitializer somehow *fails*​.  Is there any chance 
> you have your 'dspace.log' from when you installed DSpace 7 to see what 
> error is thrown by the SiteServiceInitializer?
>
> Unfortunately, since we've never seen this happen, there doesn't yet seem 
> to be a script to create the Site object in a different way.  Since it 
> sounds like you've not added any content, you may want to drop your (empty) 
> database and try the entire "./dspace database migrate" option again 
> (paying close attention to the dspace.log to see if it again throws errors 
> when creating the Site object).  At the very least that'd give us more 
> information on what could be going wrong in your installation such that the 
> Site object doesn't get initialized properly.
>
> Tim
> ------------------------------
> *From:* [email protected] <[email protected]> on 
> behalf of Zhongping Yan <[email protected]>
> *Sent:* Wednesday, September 15, 2021 1:01 PM
> *To:* DSpace Community <[email protected]>
> *Subject:* Re: [dspace-community] Cannot Load Home Page and Had Exception 
>  
> Hi Tim, 
>
> Thank you for your reply. When I installing backend, I ran command 
> "./dspace database migrate". After read your email, I did query in dspace 
> database "select * from site" and got nothing.
> Below is the result of command './dspace database info'. 
>
> C:\Tools\dspace\bin>dspace database info
> Using DSpace installation in: C:\Tools\dspace
>
> Database Type: postgres
> Database URL: jdbc:postgresql://localhost:5432/dspace
> Database Schema: public
> Database Username: dspace
> Database Software: PostgreSQL version 13.4
> Database Driver: PostgreSQL JDBC Driver version 42.2.9
> PostgreSQL 'pgcrypto' extension installed/up-to-date? true (version=1.3)
> FlywayDB Version: 6.5.5
>
>
> +-----------+----------------+-----------------------------------------------------+----------+---------------------+----------+
> | Category  | Version        | Description                                
>          | Type     | Installed On        | State    |
>
> +-----------+----------------+-----------------------------------------------------+----------+---------------------+----------+
> |           | 1              | << Flyway Baseline >>                      
>          | BASELINE | 2021-09-10 13:54:13 | Baseline |
> | Versioned | 1.1            | Initial DSpace 1.1 database schema          
>         | SQL      | 2021-09-10 13:54:27 | Success  |
> | Versioned | 1.2            | Upgrade to DSpace 1.2 schema                
>         | SQL      | 2021-09-10 13:54:46 | Success  |
> | Versioned | 1.3            | Upgrade to DSpace 1.3 schema                
>         | SQL      | 2021-09-10 13:54:48 | Success  |
> | Versioned | 1.3.9          | Drop constraint for DSpace 1 4 schema      
>          | JDBC     | 2021-09-10 13:54:52 | Success  |
> | Versioned | 1.4            | Upgrade to DSpace 1.4 schema                
>         | SQL      | 2021-09-10 13:54:52 | Success  |
> | Versioned | 1.5            | Upgrade to DSpace 1.5 schema                
>         | SQL      | 2021-09-10 13:54:57 | Success  |
> | Versioned | 1.5.9          | Drop constraint for DSpace 1 6 schema      
>          | JDBC     | 2021-09-10 13:55:08 | Success  |
> | Versioned | 1.6            | Upgrade to DSpace 1.6 schema                
>         | SQL      | 2021-09-10 13:55:08 | Success  |
> | Versioned | 1.7            | Upgrade to DSpace 1.7 schema                
>         | SQL      | 2021-09-10 13:55:11 | Success  |
> | Versioned | 1.8            | Upgrade to DSpace 1.8 schema                
>         | SQL      | 2021-09-10 13:55:11 | Success  |
> | Versioned | 3.0            | Upgrade to DSpace 3.x schema                
>         | SQL      | 2021-09-10 13:55:11 | Success  |
> | Versioned | 4.0            | Upgrade to DSpace 4.x schema                
>         | SQL      | 2021-09-10 13:55:12 | Success  |
> | Versioned | 4.9.2015.10.26 | DS-2818 registry update                    
>          | SQL      | 2021-09-10 13:55:13 | Success  |
> | Versioned | 5.0.2014.08.08 | DS-1945 Helpdesk Request a Copy            
>          | SQL      | 2021-09-10 13:55:13 | Success  |
> | Versioned | 5.0.2014.09.25 | DS 1582 Metadata For All Objects drop 
> constraint    | JDBC     | 2021-09-10 13:55:14 | Success  |
> | Versioned | 5.0.2014.09.26 | DS-1582 Metadata For All Objects            
>         | SQL      | 2021-09-10 13:55:14 | Success  |
> | Versioned | 5.0.2014.11.04 | Enable XMLWorkflow Migration                
>         | JDBC     | 2021-09-10 13:55:14 | Success  |
> | Versioned | 5.6.2016.08.23 | DS-3097                                    
>          | SQL      | 2021-09-10 13:55:22 | Success  |
> | Versioned | 5.7.2017.04.11 | DS-3563 Index metadatavalue resource type 
> id column | SQL      | 2021-09-10 13:55:22 | Success  |
> | Versioned | 5.7.2017.05.05 | DS 3431 Add Policies for BasicWorkflow      
>         | JDBC     | 2021-09-10 13:55:22 | Success  |
> | Versioned | 6.0.2015.03.06 | DS 2701 Dso Uuid Migration                  
>         | JDBC     | 2021-09-10 13:55:22 | Success  |
> | Versioned | 6.0.2015.03.07 | DS-2701 Hibernate migration                
>          | SQL      | 2021-09-10 13:55:22 | Success  |
> | Versioned | 6.0.2015.08.31 | DS 2701 Hibernate Workflow Migration        
>         | JDBC     | 2021-09-10 13:55:42 | Success  |
> | Versioned | 6.0.2015.09.01 | DS 2701 Enable XMLWorkflow Migration        
>         | JDBC     | 2021-09-10 13:55:43 | Success  |
> | Versioned | 6.0.2016.01.03 | DS-3024                                    
>          | SQL      | 2021-09-10 13:55:43 | Success  |
> | Versioned | 6.0.2016.01.26 | DS 2188 Remove DBMS Browse Tables          
>          | JDBC     | 2021-09-10 13:55:43 | Success  |
> | Versioned | 6.0.2016.02.25 | DS-3004-slow-searching-as-admin            
>          | SQL      | 2021-09-10 13:55:43 | Success  |
> | Versioned | 6.0.2016.04.01 | DS-1955 Increase embargo reason            
>          | SQL      | 2021-09-10 13:55:43 | Success  |
> | Versioned | 6.0.2016.04.04 | DS-3086-OAI-Performance-fix                
>          | SQL      | 2021-09-10 13:55:44 | Success  |
> | Versioned | 6.0.2016.04.14 | DS-3125-fix-bundle-bitstream-delete-rights  
>         | SQL      | 2021-09-10 13:55:45 | Success  |
> | Versioned | 6.0.2016.05.10 | DS-3168-fix-requestitem item id column      
>         | SQL      | 2021-09-10 13:55:45 | Success  |
> | Versioned | 6.0.2016.07.21 | DS-2775                                    
>          | SQL      | 2021-09-10 13:55:46 | Success  |
> | Versioned | 6.0.2016.07.26 | DS-3277 fix handle assignment              
>          | SQL      | 2021-09-10 13:55:46 | Success  |
> | Versioned | 6.0.2016.08.23 | DS-3097                                    
>          | SQL      | 2021-09-10 13:55:47 | Success  |
> | Versioned | 6.1.2017.01.03 | DS 3431 Add Policies for BasicWorkflow      
>         | JDBC     | 2021-09-10 13:55:47 | Success  |
> | Versioned | 7.0.2017.10.12 | DS-3542-stateless-sessions                  
>         | SQL      | 2021-09-10 13:55:47 | Success  |
> | Versioned | 7.0.2018.04.03 | Upgrade Workflow Policy                    
>          | JDBC     | 2021-09-10 13:55:47 | Success  |
> | Versioned | 7.0.2018.04.16 | dspace-entities                            
>          | SQL      | 2021-09-10 13:55:47 | Success  |
> | Versioned | 7.0.2018.06.07 | DS-3851-permission                          
>         | SQL      | 2021-09-10 13:55:50 | Success  |
> | Versioned | 7.0.2019.05.02 | DS-4239-workflow-xml-migration              
>         | SQL      | 2021-09-10 13:55:51 | Success  |
> | Versioned | 7.0.2019.06.14 | scripts-and-process                        
>          | SQL      | 2021-09-10 13:55:51 | Success  |
> | Versioned | 7.0.2019.07.31 | Retrieval of name variant                  
>          | SQL      | 2021-09-10 13:55:52 | Success  |
> | Versioned | 7.0.2019.11.13 | relationship type copy left right          
>          | SQL      | 2021-09-10 13:55:53 | Success  |
> | Versioned | 7.0.2020.01.08 | DS-626-statistics-tracker                  
>          | SQL      | 2021-09-10 13:55:53 | Success  |
> | Versioned | 7.0.2020.10.31 | CollectionCommunity Metadata Handle        
>          | JDBC     | 2021-09-10 13:55:53 | Success  |
> | Versioned | 7.0.2021.01.22 | Remove basic workflow                      
>          | SQL      | 2021-09-10 13:55:53 | Success  |
> | Versioned | 7.0.2021.02.08 | tilted rels                                
>          | SQL      | 2021-09-10 13:55:53 | Success  |
> | Versioned | 7.0.2021.03.18 | Move entity type to dspace schema          
>          | SQL      | 2021-09-10 13:55:53 | Success  |
>
> +-----------+----------------+-----------------------------------------------------+----------+---------------------+----------+
>
>
> Please give me more advices. Appreciated.
>
> Thanks
>
> Zhongping
>
>
> On Wednesday, September 15, 2021 at 12:05:41 PM UTC-4 Tim Donohue wrote:
>
> Hi Zhongping,
>
> The main error is saying that DSpace cannot find your "Site" object in the 
> "site" database table.  See this part of your long error thread:
>
>
> 2021-09-14 15:27:10,619 ERROR 6f11b865-8655-4de3-9021-c43413a9d74d 
> cb806e95-e747-4094-8a27-c1fcc03ad0c7 
> org.dspace.app.rest.exception.DSpaceApiExceptionControllerAdvice @ An 
> exception has occurred (status:500) 
> java.lang.NullPointerException: null
> at 
> org.dspace.app.rest.converter.ConverterService.toRest(ConverterService.java:111)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.converter.ConverterService.toRestPage(ConverterService.java:207)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.repository.SiteRestRepository.findAll(SiteRestRepository.java:64)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.repository.SiteRestRepository$$FastClassBySpringCGLIB$$4fda3bbe.invoke(<generated>)
>  
> ~[classes/:7.0]
>
> Make sure your database is completely up-to-date. On the backend, check 
> './dspace database info' is showing that all migrations are either 
> returning "Baseline", "Success" or "Out of Order" (which also means it was 
> successful, but it just ran out of normal order).  
>
> If there are any that have *NOT*​ run, this means you forgot to run 
> "./dspace database migrate" (if it was a fresh install), or "./dspace 
> database migrate ignored" (if it was an upgrade). Or, if you did run that 
> command, it must have thrown an error in the logs and refused to complete.
>
> Hopefully that'll help solve the issue.  If not, let us know on this list 
> if you need more help.
>
> Tim
> ------------------------------
> *From:* [email protected] <[email protected]> on 
> behalf of Zhongping Yan <[email protected]>
> *Sent:* Tuesday, September 14, 2021 2:47 PM
> *To:* DSpace Community <[email protected]>
> *Subject:* [dspace-community] Cannot Load Home Page and Had Exception 
>  
> Hi, 
>
> I built DSpace backend and frontend on my local machine. Deployed backend 
> on Tomcat. I logged in DSpace UI, but cannot load its Home page. Looked at 
> the beckend log file dspace.log. I fount an exception always occurred when 
> I went to Home page through URL http://localhost:4000/home. It cannot go 
> to Home page when I was in Profile page or MyDSpace page by clicking the 
> DSpace logo or Home breadcrumb. The exception and log into in logs are as 
> below:
>  2021-09-14 15:24:22,198 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:24:22,229 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:24:22,248 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> 7632859b-3d9b-4c16-8f54-c070116f4383 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [PATCH /server/api/eperson/epersons/1cc955b5-97b5-4384-b76d-940c010a98ee] 
> originated from /
> 2021-09-14 15:24:22,254 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> 7632859b-3d9b-4c16-8f54-c070116f4383 
> org.dspace.content.MetadataValueServiceImpl @ <user 
> email>::delete_metadata_value: metadata_value_id=13
> 2021-09-14 15:24:22,254 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> 7632859b-3d9b-4c16-8f54-c070116f4383 org.dspace.eperson.EPersonServiceImpl 
> @ <user 
> email>::update_eperson:eperson_id=1cc955b5-97b5-4384-b76d-940c010a98ee
> 2021-09-14 15:27:10,429 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> aa14b33a-a404-4b22-80e8-6f7d71933f27 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [GET /server/api] originated from /
> 2021-09-14 15:27:10,451 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:10,461 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:10,466 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> 77b6f2e6-441e-41d4-952d-0e453713ab74 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [GET /server/api/authn/status] originated from /
> 2021-09-14 15:27:10,490 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:10,497 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:10,501 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> fd1de503-c9aa-4623-8d45-fa7f9ebc8e7e 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [GET /server/api/eperson/epersons/1cc955b5-97b5-4384-b76d-940c010a98ee] 
> originated from /
> 2021-09-14 15:27:10,605 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:10,611 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:10,616 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> cb806e95-e747-4094-8a27-c1fcc03ad0c7 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [GET /server/api/core/sites] originated from /
> 2021-09-14 15:27:10,619 ERROR 6f11b865-8655-4de3-9021-c43413a9d74d 
> cb806e95-e747-4094-8a27-c1fcc03ad0c7 
> org.dspace.app.rest.exception.DSpaceApiExceptionControllerAdvice @ An 
> exception has occurred (status:500)
> java.lang.NullPointerException: null
> at 
> org.dspace.app.rest.converter.ConverterService.toRest(ConverterService.java:111)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.converter.ConverterService.toRestPage(ConverterService.java:207)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.repository.SiteRestRepository.findAll(SiteRestRepository.java:64)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.repository.SiteRestRepository$$FastClassBySpringCGLIB$$4fda3bbe.invoke(<generated>)
>  
> ~[classes/:7.0]
> at 
> org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218) 
> ~[spring-core-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:687)
>  
> ~[spring-aop-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.dspace.app.rest.repository.SiteRestRepository$$EnhancerBySpringCGLIB$$4713dacc.findAll(<generated>)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.repository.DSpaceRestRepository.findAll(DSpaceRestRepository.java:236)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.repository.DSpaceRestRepository$$FastClassBySpringCGLIB$$615525f9.invoke(<generated>)
>  
> ~[classes/:7.0]
> at 
> org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218) 
> ~[spring-core-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:687)
>  
> ~[spring-aop-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.dspace.app.rest.repository.SiteRestRepository$$EnhancerBySpringCGLIB$$4713dacc.findAll(<generated>)
>  
> ~[classes/:7.0]
> at 
> org.dspace.app.rest.RestResourceController.findAll(RestResourceController.java:927)
>  
> ~[classes/:7.0]
> at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
> ~[?:?]
> at 
> jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>  
> ~[?:?]
> at 
> jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  
> ~[?:?]
> at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
> at 
> org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:190)
>  
> ~[spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
>  
> ~[spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:105)
>  
> ~[spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:879)
>  
> ~[spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:793)
>  
> ~[spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
>  
> ~[spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040)
>  
> [spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
>  
> [spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
>  
> [spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
>  
> [spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:655) 
> [servlet-api.jar:4.0.FR]
> at 
> org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
>  
> [spring-webmvc-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:764) 
> [servlet-api.jar:4.0.FR]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:228)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) 
> [tomcat-websocket.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.springframework.web.filter.AbstractRequestLoggingFilter.doFilterInternal(AbstractRequestLoggingFilter.java:289)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.dspace.app.rest.filter.DSpaceRequestContextFilter.doFilter(DSpaceRequestContextFilter.java:45)
>  
> [classes/:7.0]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.dspace.app.rest.filter.ContentLanguageHeaderResponseFilter.doFilter(ContentLanguageHeaderResponseFilter.java:51)
>  
> [classes/:7.0]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:84)
>  
> [dspace-services-7.0.jar:7.0]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.dspace.app.rest.security.AnonymousAdditionalAuthorizationFilter.doFilterInternal(AnonymousAdditionalAuthorizationFilter.java:67)
>  
> [classes/:7.0]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:200)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:200)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.dspace.app.rest.security.StatelessAuthenticationFilter.doFilterInternal(StatelessAuthenticationFilter.java:102)
>  
> [classes/:7.0]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.csrf.CsrfFilter.doFilterInternal(CsrfFilter.java:117)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:92)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
>  
> [spring-security-web-5.2.2.RELEASE.jar:5.2.2.RELEASE]
> at 
> org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:128)
>  
> [spring-boot-2.2.6.RELEASE.jar:2.2.6.RELEASE]
> at 
> org.springframework.boot.web.servlet.support.ErrorPageFilter.access$000(ErrorPageFilter.java:66)
>  
> [spring-boot-2.2.6.RELEASE.jar:2.2.6.RELEASE]
> at 
> org.springframework.boot.web.servlet.support.ErrorPageFilter$1.doFilterInternal(ErrorPageFilter.java:103)
>  
> [spring-boot-2.2.6.RELEASE.jar:2.2.6.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:121)
>  
> [spring-boot-2.2.6.RELEASE.jar:2.2.6.RELEASE]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:103)
>  
> [spring-web-5.2.5.RELEASE.jar:5.2.5.RELEASE]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.logging.log4j.web.Log4jServletFilter.doFilter(Log4jServletFilter.java:71)
>  
> [log4j-web-2.13.3.jar:2.13.3]
> at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:163)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143) 
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) 
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
>  
> [catalina.jar:9.0.50]
> at 
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) 
> [catalina.jar:9.0.50]
> at 
> org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382) 
> [tomcat-coyote.jar:9.0.50]
> at 
> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
>  
> [tomcat-coyote.jar:9.0.50]
> at 
> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893)
>  
> [tomcat-coyote.jar:9.0.50]
> at 
> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1723)
>  
> [tomcat-coyote.jar:9.0.50]
> at 
> org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
>  
> [tomcat-coyote.jar:9.0.50]
> at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>  
> [?:?]
> at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
>  
> [?:?]
> at 
> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
>  
> [tomcat-util.jar:9.0.50]
> at java.lang.Thread.run(Thread.java:834) [?:?]
> 2021-09-14 15:27:11,154 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:11,166 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:11,218 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:11,228 WARN  unknown unknown 
> org.dspace.discovery.SolrServiceImpl @ We have a collection or community 
> admin with ID: 1cc955b5-97b5-4384-b76d-940c010a98ee without any 
> administrable collection or community!
> 2021-09-14 15:27:11,235 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> cb84f541-bb8a-4de3-9b1a-70cf2ed863cf 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [GET /server/api/authn/status] originated from /
> 2021-09-14 15:27:11,235 INFO  6f11b865-8655-4de3-9021-c43413a9d74d 
> f2edbbbf-e513-440f-97aa-212993fbe0f9 
> org.dspace.app.rest.utils.DSpaceAPIRequestLoggingFilter @ Before request 
> [GET /server/api/config/properties/google.analytics.key] originated from /
> 2021-09-14 15:27:11,238 WARN  6f11b865-8655-4de3-9021-c43413a9d74d 
> f2edbbbf-e513-440f-97aa-212993fbe0f9 
> org.dspace.app.rest.exception.DSpaceApiExceptionControllerAdvice @ An 
> exception has occurred (status:404)
>
> Appreciate for helps!
>
> Zhongping
>
> -- 
> All messages to this mailing list should adhere to the Code of Conduct: 
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>  
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> .
>
> -- 
> All messages to this mailing list should adhere to the Code of Conduct: 
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> To view this discussion on the web visit 
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>  
> <https://groups.google.com/d/msgid/dspace-community/c0825237-9537-467b-af71-e4c491e7bfd7n%40googlegroups.com?utm_medium=email&utm_source=footer>
> .
>

-- 
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