Hi Steve,
thanks. I don't understand why it worked differently with the other
layergroups.
But as long as it works now ...

Cheers, Niko

2018-08-27 15:03 GMT+02:00 Steve Omondi <steve.omo...@ramani.co.ke>:

> Hi Nikolaus,
>
> Your probably will need to rewrite your XML document
> <layers>
> <layer>collins:Collins_Midscale_Stadt</layer>
> <layer>collins:Collins_World_Hintergrund</layer>
> </layers>
>
> *To something like this  *
>
> <publishables>
> <published type="layer"> <name> *collins:Collins_Midscale_Stadt*</name>
> </published>
> <published type="layer"> <name> *collins:Collins_World_Hintergrund*</name>
>  </published>
> </publishables>
> <styles>
> <style><name></name></style>
> ...
> <./styles>.
>
> You can see here http://docs.geoserver.org/latest/en/api/#/1.0.0/
> layergroups.yaml plus it worked this way for me.
> Kind regards,
> Steve Omondi
>
>
> On Mon, Aug 27, 2018 at 10:57 AM Nikolaus Pruzsinszky <nikopr...@gmail.com>
> wrote:
>
>> Hi list,
>> I am trying to set up a layergroup consisting of layergroups that I
>> created before and I run into the same error all the time. Is it because of
>> the empty style elements? But how do I address a style for a layergroup?
>>
>> This is what I tried:
>>
>> curl -v -u %login% -POST -H "Content-type: text/xml" -d
>> "<layerGroup><name>test</name><layers><layer>collins:
>> Collins_Midscale_Stadt</layer><layer>collins:Collins_World_
>> Hintergrund</layer></layers><styles><style></style><style></style></styles></layerGroup>"
>> %url%/workspaces/collins/layergroups
>> *   Trying ::1...
>> * TCP_NODELAY set
>> * Connected to localhost (::1) port 8080 (#0)
>> * Server auth using Basic with user 'admin'
>> > POST /geoserver/rest/workspaces/collins/layergroups HTTP/1.1
>> > Host: localhost:8080
>> > Authorization: Basic YWRtaW46Z2Vvc2VydmVy
>> > User-Agent: curl/7.61.0
>> > Accept: */*
>> > Content-type: text/xml
>> > Content-Length: 199
>> >
>> * upload completely sent off: 199 out of 199 bytes
>> < HTTP/1.1 500
>> < X-Frame-Options: SAMEORIGIN
>> < Transfer-Encoding: chunked
>> < Date: Mon, 27 Aug 2018 07:32:24 GMT
>> < Connection: close
>> <
>> Layer group must not be empty* Closing connection 0
>>
>> This is what I find in the log:
>>
>> 2018-08-27 09:32:24,217 ERROR [geoserver.rest] - Layer group must not be
>> empty
>> java.lang.IllegalArgumentException: Layer group must not be empty
>>     at org.geoserver.catalog.impl.CatalogImpl.validate(
>> CatalogImpl.java:867)
>>     at org.geoserver.security.SecureCatalogImpl.validate(
>> SecureCatalogImpl.java:1162)
>>     at org.geoserver.catalog.impl.AbstractFilteredCatalog.validate(
>> AbstractFilteredCatalog.java:546)
>>     at org.geoserver.catalog.impl.AbstractCatalogDecorator.validate(
>> AbstractCatalogDecorator.java:451)
>>     at org.geoserver.catalog.impl.LocalWorkspaceCatalog.validate(
>> LocalWorkspaceCatalog.java:245)
>>     at org.geoserver.rest.catalog.LayerGroupController.layerGroupPost(
>> LayerGroupController.java:140)
>>     at sun.reflect.GeneratedMethodAccessor790.invoke(Unknown Source)
>>     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>>     at java.lang.reflect.Method.invoke(Unknown Source)
>>     at org.springframework.web.method.support.InvocableHandlerMethod.
>> doInvoke(InvocableHandlerMethod.java:205)
>>     at org.springframework.web.method.support.InvocableHandlerMethod.
>> invokeForRequest(InvocableHandlerMethod.java:133)
>>     at org.springframework.web.servlet.mvc.method.annotation.
>> ServletInvocableHandlerMethod.invokeAndHandle(
>> ServletInvocableHandlerMethod.java:116)
>>     at org.springframework.web.servlet.mvc.method.annotation.
>> RequestMappingHandlerAdapter.invokeHandlerMethod(
>> RequestMappingHandlerAdapter.java:827)
>>     at org.springframework.web.servlet.mvc.method.annotation.
>> RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.
>> java:738)
>>     at org.springframework.web.servlet.mvc.method.
>> AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
>>     at org.springframework.web.servlet.DispatcherServlet.
>> doDispatch(DispatcherServlet.java:963)
>>     at org.springframework.web.servlet.DispatcherServlet.
>> doService(DispatcherServlet.java:897)
>>     at org.springframework.web.servlet.FrameworkServlet.processRequest(
>> FrameworkServlet.java:970)
>>     at org.springframework.web.servlet.FrameworkServlet.
>> doPost(FrameworkServlet.java:872)
>>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
>>     at org.springframework.web.servlet.FrameworkServlet.
>> service(FrameworkServlet.java:846)
>>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:231)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.apache.tomcat.websocket.server.WsFilter.doFilter(
>> WsFilter.java:53)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(
>> ThreadLocalsCleanupFilter.java:28)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(
>> SpringDelegatingFilter.java:75)
>>     at org.geoserver.wms.animate.AnimatorFilter.doFilter(
>> AnimatorFilter.java:71)
>>     at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(
>> SpringDelegatingFilter.java:71)
>>     at org.geoserver.flow.controller.IpBlacklistFilter.doFilter(
>> IpBlacklistFilter.java:94)
>>     at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(
>> SpringDelegatingFilter.java:71)
>>     at org.geoserver.flow.ControlFlowCallback.doFilter(
>> ControlFlowCallback.java:248)
>>     at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(
>> SpringDelegatingFilter.java:71)
>>     at org.geoserver.filters.SpringDelegatingFilter.doFilter(
>> SpringDelegatingFilter.java:46)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.platform.AdvancedDispatchFilter.doFilter(
>> AdvancedDispatchFilter.java:50)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.springframework.security.web.FilterChainProxy$
>> VirtualFilterChain.doFilter(FilterChainProxy.java:316)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:69)
>>     at org.springframework.security.web.access.intercept.
>> FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
>>     at org.springframework.security.web.access.intercept.
>> FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:73)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(
>> GeoServerCompositeFilter.java:92)
>>     at org.springframework.security.web.FilterChainProxy$
>> VirtualFilterChain.doFilter(FilterChainProxy.java:330)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:69)
>>     at org.springframework.security.web.access.
>> ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:114)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:73)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(
>> GeoServerCompositeFilter.java:92)
>>     at org.springframework.security.web.FilterChainProxy$
>> VirtualFilterChain.doFilter(FilterChainProxy.java:330)
>>     at org.geoserver.security.filter.GeoServerAnonymousAuthenticati
>> onFilter.doFilter(GeoServerAnonymousAuthenticationFilter.java:54)
>>     at org.springframework.security.web.FilterChainProxy$
>> VirtualFilterChain.doFilter(FilterChainProxy.java:330)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:69)
>>     at org.springframework.security.web.authentication.www.
>> BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.
>> java:213)
>>     at org.springframework.web.filter.OncePerRequestFilter.
>> doFilter(OncePerRequestFilter.java:107)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:73)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(
>> GeoServerCompositeFilter.java:92)
>>     at org.geoserver.security.filter.GeoServerBasicAuthenticationFi
>> lter.doFilter(GeoServerBasicAuthenticationFilter.java:84)
>>     at org.springframework.security.web.FilterChainProxy$
>> VirtualFilterChain.doFilter(FilterChainProxy.java:330)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:69)
>>     at org.springframework.security.web.context.
>> SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilt
>> er.java:91)
>>     at org.geoserver.security.filter.GeoServerSecurityContextPersis
>> tenceFilter$1.doFilter(GeoServerSecurityContextPersistenceFilter.java:53)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter$
>> NestedFilterChain.doFilter(GeoServerCompositeFilter.java:73)
>>     at org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(
>> GeoServerCompositeFilter.java:92)
>>     at org.springframework.security.web.FilterChainProxy$
>> VirtualFilterChain.doFilter(FilterChainProxy.java:330)
>>     at org.springframework.security.web.FilterChainProxy.
>> doFilterInternal(FilterChainProxy.java:213)
>>     at org.springframework.security.web.FilterChainProxy.doFilter(
>> FilterChainProxy.java:176)
>>     at org.geoserver.security.GeoServerSecurityFilterChainProxy.doFilter(
>> GeoServerSecurityFilterChainProxy.java:152)
>>     at org.springframework.web.filter.DelegatingFilterProxy.
>> invokeDelegate(DelegatingFilterProxy.java:346)
>>     at org.springframework.web.filter.DelegatingFilterProxy.doFilter(
>> DelegatingFilterProxy.java:262)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.LoggingFilter.doFilter(
>> LoggingFilter.java:88)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.XFrameOptionsFilter.doFilter(
>> XFrameOptionsFilter.java:89)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:48)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.SessionDebugFilter.doFilter(
>> SessionDebugFilter.java:48)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.geoserver.filters.FlushSafeFilter.doFilter(
>> FlushSafeFilter.java:44)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.springframework.web.filter.CharacterEncodingFilter.
>> doFilterInternal(CharacterEncodingFilter.java:197)
>>     at org.springframework.web.filter.OncePerRequestFilter.
>> doFilter(OncePerRequestFilter.java:107)
>>     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
>> ApplicationFilterChain.java:193)
>>     at org.apache.catalina.core.ApplicationFilterChain.doFilter(
>> ApplicationFilterChain.java:166)
>>     at org.apache.catalina.core.StandardWrapperValve.invoke(
>> StandardWrapperValve.java:199)
>>     at org.apache.catalina.core.StandardContextValve.invoke(
>> StandardContextValve.java:96)
>>     at org.apache.catalina.authenticator.AuthenticatorBase.invoke(
>> AuthenticatorBase.java:494)
>>     at org.apache.catalina.core.StandardHostValve.invoke(
>> StandardHostValve.java:139)
>>     at org.apache.catalina.valves.ErrorReportValve.invoke(
>> ErrorReportValve.java:92)
>>     at org.apache.catalina.valves.AbstractAccessLogValve.invoke(
>> AbstractAccessLogValve.java:651)
>>     at org.apache.catalina.core.StandardEngineValve.invoke(
>> StandardEngineValve.java:87)
>>     at org.apache.catalina.connector.CoyoteAdapter.service(
>> CoyoteAdapter.java:343)
>>     at org.apache.coyote.http11.Http11Processor.service(
>> Http11Processor.java:412)
>>     at org.apache.coyote.AbstractProcessorLight.process(
>> AbstractProcessorLight.java:66)
>>     at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(
>> AbstractProtocol.java:754)
>>     at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.
>> doRun(NioEndpoint.java:1385)
>>     at org.apache.tomcat.util.net.SocketProcessorBase.run(
>> SocketProcessorBase.java:49)
>>     at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
>>     at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
>>     at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(
>> TaskThread.java:61)
>>     at java.lang.Thread.run(Unknown Source)
>>
>> Cheers, Niko
>> ------------------------------------------------------------
>> ------------------
>> Check out the vibrant tech community on one of the world's most
>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot______
>> _________________________________________
>> Geoserver-users mailing list
>>
>> Please make sure you read the following two resources before posting to
>> this list:
>> - Earning your support instead of buying it, but Ian Turton:
>> http://www.ianturton.com/talks/foss4g.html#/
>> - The GeoServer user list posting guidelines: http://geoserver.org/comm/
>> userlist-guidelines.html
>>
>> If you want to request a feature or an improvement, also see this:
>> https://github.com/geoserver/geoserver/wiki/Successfully-
>> requesting-and-integrating-new-features-and-improvements-in-GeoServer
>>
>>
>> Geoserver-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/geoserver-users
>>
>
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Please make sure you read the following two resources before posting to this 
list:
- Earning your support instead of buying it, but Ian Turton: 
http://www.ianturton.com/talks/foss4g.html#/
- The GeoServer user list posting guidelines: 
http://geoserver.org/comm/userlist-guidelines.html

If you want to request a feature or an improvement, also see this: 
https://github.com/geoserver/geoserver/wiki/Successfully-requesting-and-integrating-new-features-and-improvements-in-GeoServer


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