Please find PM2 logs: root@DSpace9:/home/dspace/dspace-angular-dspace-9.1# pm2 log [TAILING] Tailing last 15 lines for [all] processes (change the value with --lines option) /root/.pm2/pm2.log last 15 lines: PM2 | 2025-10-24T09:34:46: PM2 log: pid=17095 msg=failed to kill - retrying in 100ms PM2 | 2025-10-24T09:34:47: PM2 log: pid=17088 msg=failed to kill - retrying in 100ms PM2 | 2025-10-24T09:34:47: PM2 log: pid=17095 msg=failed to kill - retrying in 100ms PM2 | 2025-10-24T09:34:47: PM2 log: Process with pid 17088 still alive after 1600ms, sending it SIGKILL now... PM2 | 2025-10-24T09:34:47: PM2 log: Process with pid 17095 still alive after 1600ms, sending it SIGKILL now... PM2 | 2025-10-24T09:34:47: PM2 log: App name:dspace-ui id:2 disconnected PM2 | 2025-10-24T09:34:47: PM2 log: App [dspace-ui:2] exited with code [0] via signal [SIGKILL] PM2 | 2025-10-24T09:34:47: PM2 log: App name:dspace-ui id:3 disconnected PM2 | 2025-10-24T09:34:47: PM2 log: App [dspace-ui:3] exited with code [0] via signal [SIGKILL] PM2 | 2025-10-24T09:34:47: PM2 log: pid=17088 msg=process killed PM2 | 2025-10-24T09:34:47: PM2 log: App [dspace-ui:2] starting in -cluster mode- PM2 | 2025-10-24T09:34:47: PM2 log: pid=17095 msg=process killed PM2 | 2025-10-24T09:34:47: PM2 log: App [dspace-ui:3] starting in -cluster mode- PM2 | 2025-10-24T09:34:47: PM2 log: App [dspace-ui:3] online PM2 | 2025-10-24T09:34:47: PM2 log: App [dspace-ui:2] online
/root/.pm2/logs/dspace-ui-error-2.log last 15 lines: /root/.pm2/logs/dspace-ui-error-3.log last 15 lines: /root/.pm2/logs/dspace-ui-out-3.log last 15 lines: 3|dspace-u | HTTP server closed. 3|dspace-u | Building production app config 3|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.yml 3|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.prod.yml 3|dspace-u | Angular config.json file generated correctly at /home/dspace/dspace-angular-dspace-9.1/dist/browser/assets/config.json 3|dspace-u | 3|dspace-u | Environment extended with app config 3|dspace-u | 3|dspace-u | dspace-angular 3|dspace-u | Version: 9.1.0 3|dspace-u | Environment: Production 3|dspace-u | 3|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server/sitemaps 3|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server 3|dspace-u | [09:34:47 GMT+0000 (Coordinated Universal Time)] Listening at http://localhost:4000/ /root/.pm2/logs/dspace-ui-out-2.log last 15 lines: 2|dspace-u | HTTP server closed. 2|dspace-u | Building production app config 2|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.yml 2|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.prod.yml 2|dspace-u | Angular config.json file generated correctly at /home/dspace/dspace-angular-dspace-9.1/dist/browser/assets/config.json 2|dspace-u | 2|dspace-u | Environment extended with app config 2|dspace-u | 2|dspace-u | dspace-angular 2|dspace-u | Version: 9.1.0 2|dspace-u | Environment: Production 2|dspace-u | 2|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server/sitemaps 2|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server 2|dspace-u | [09:34:47 GMT+0000 (Coordinated Universal Time)] Listening at http://localhost:4000/ /root/.pm2/logs/dspace-ui-out-0.log last 15 lines: 0|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.yml 0|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.prod.yml 0|dspace-u | Angular config.json file generated correctly at /home/dspace/dspace-angular-dspace-9.1/dist/browser/assets/config.json 0|dspace-u | 0|dspace-u | Environment extended with app config 0|dspace-u | 0|dspace-u | dspace-angular 0|dspace-u | Version: 9.1.0 0|dspace-u | Environment: Production 0|dspace-u | 0|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server/sitemaps 0|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server 0|dspace-u | [09:34:46 GMT+0000 (Coordinated Universal Time)] Listening at http://localhost:4000/ 0|dspace-u | GET /home 500 44.639 ms - 148 0|dspace-u | GET /home 500 8.402 ms - 148 /root/.pm2/logs/dspace-ui-error-0.log last 15 lines: 0|dspace-u | at ɵɵinject (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366022) 0|dspace-u | at injectArgs (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366749) 0|dspace-u | at Object.factory (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4391012) 0|dspace-u | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 0|dspace-u | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) 0|dspace-u | Error: Can't set headers after they are sent. 0|dspace-u | at SendStream.headersAlreadySent (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3710096) 0|dspace-u | at SendStream.send (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3713093) 0|dspace-u | at /home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3714807 0|dspace-u | at _ZoneDelegate.invokeTask (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3843097) 0|dspace-u | at ZoneImpl2.runTask (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3835897) 0|dspace-u | at invokeTask (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3844510) 0|dspace-u | at ZoneTask.invoke (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3844355) 0|dspace-u | at data.args.<computed> (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:3810820) 0|dspace-u | at FSReqCallback.oncomplete (node:fs:199:5) /root/.pm2/logs/dspace-ui-out-1.log last 15 lines: 1|dspace-u | Overriding app config with /home/dspace/dspace-angular-dspace-9.1/config/config.prod.yml 1|dspace-u | Angular config.json file generated correctly at /home/dspace/dspace-angular-dspace-9.1/dist/browser/assets/config.json 1|dspace-u | 1|dspace-u | Environment extended with app config 1|dspace-u | 1|dspace-u | dspace-angular 1|dspace-u | Version: 9.1.0 1|dspace-u | Environment: Production 1|dspace-u | 1|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server/sitemaps 1|dspace-u | [HPM] Proxy created: / -> http://localhost:8080/server 1|dspace-u | [09:34:46 GMT+0000 (Coordinated Universal Time)] Listening at http://localhost:4000/ 1|dspace-u | GET /home 500 49.468 ms - 148 1|dspace-u | GET /home 500 8.727 ms - 148 1|dspace-u | GET /home 500 8.761 ms - 148 /root/.pm2/logs/dspace-ui-error-1.log last 15 lines: 1|dspace-u | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) { 1|dspace-u | code: 210 1|dspace-u | } 1|dspace-u | Falling back to serving direct client-side rendering (CSR). 1|dspace-u | Error: NG0210 1|dspace-u | at getDocument (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4432172) 1|dspace-u | at Object.initTransferState [as factory] (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4433041) 1|dspace-u | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 1|dspace-u | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) 1|dspace-u | at injectInjectorOnly (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4365852) 1|dspace-u | at ɵɵinject (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366022) 1|dspace-u | at injectArgs (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366749) 1|dspace-u | at Object.factory (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4391012) 1|dspace-u | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 1|dspace-u | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) 3|dspace-ui | ERROR ReferenceError: document is not defined 3|dspace-ui | at Object._document [as useFactory] (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4805686) 3|dspace-ui | at Object.factory (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4390998) 3|dspace-ui | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 3|dspace-ui | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) 3|dspace-ui | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386570) 3|dspace-ui | at injectInjectorOnly (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4365852) 3|dspace-ui | at ɵɵinject (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366022) 3|dspace-ui | at injectArgs (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366749) 3|dspace-ui | at Object.factory (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4391454) 3|dspace-ui | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 3|dspace-ui | Error in server-side rendering (SSR) 3|dspace-ui | Error details : RuntimeError: NG0210 3|dspace-ui | at getDocument (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4432172) 3|dspace-ui | at Object.initTransferState [as factory] (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4433041) 3|dspace-ui | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 3|dspace-ui | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) 3|dspace-ui | at injectInjectorOnly (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4365852) 3|dspace-ui | at ɵɵinject (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366022) 3|dspace-ui | at injectArgs (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366749) 3|dspace-ui | at Object.factory (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4391012) 3|dspace-ui | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 3|dspace-ui | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) { 3|dspace-ui | code: 210 3|dspace-ui | } 3|dspace-ui | Falling back to serving direct client-side rendering (CSR). 3|dspace-ui | GET / 500 42.022 ms - 148 3|dspace-ui | Error: NG0210 3|dspace-ui | at getDocument (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4432172) 3|dspace-ui | at Object.initTransferState [as factory] (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4433041) 3|dspace-ui | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 3|dspace-ui | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4386487) 3|dspace-ui | at injectInjectorOnly (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4365852) 3|dspace-ui | at ɵɵinject (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366022) 3|dspace-ui | at injectArgs (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4366749) 3|dspace-ui | at Object.factory (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4391012) 3|dspace-ui | at R3Injector.hydrate (/home/dspace/dspace-angular-dspace-9.1/dist/server/main.js:1:4389241) 3|dspace-ui | at R3Injector.get (/home/dspace/dspace-angular-dspace-9.1/dist/server/main On Wednesday, October 15, 2025 at 2:14:19 PM UTC+5:30 AFA wrote: > Hi Vikas, > > Can you share you log ? > > > On Friday, October 10, 2025 at 4:30:29 PM UTC+5:30 Vikas Pal wrote: > >> Hello Team, >> >> I have installed the DSpace 9 User Interface and REST API locally. Both >> Solr and Tomcat services are running, and the UI loads successfully in >> Development mode. >> >> However, in Production mode, the User Interface at *http://localhost:4000 >> <http://localhost:4000>* displays an *Internal Server Error*. >> Kindly assist in resolving this issue. >> >> Regards >> >> Vikas Pal >> >> >> -- All messages to this mailing list should adhere to the Code of Conduct: https://www.lyrasis.org/about/Pages/Code-of-Conduct.aspx --- You received this message because you are subscribed to the Google Groups "DSpace Technical Support" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/dspace-tech/4073043e-19f2-441c-9e59-ce58c39cc498n%40googlegroups.com.
