For more on the 500 error (which often is a general communication problem between the frontend and backend) you should use our Troubleshooting Guide: https://wiki.lyrasis.org/display/DSPACE/Troubleshoot+an+error#Troubleshootanerror-DSpace7.x(orabove)
It's likely you are hitting one of the "Common Installation Issues" listed here (but to understand which one it is, you should use the troubleshooting guide): https://wiki.lyrasis.org/display/DSDOC7x/Installing+DSpace#InstallingDSpace-CommonInstallationIssues Tim On Tuesday, November 14, 2023 at 10:47:29 AM UTC-6 [email protected] wrote: > Your access by port 4000 is Ok. The 500 error is aproblem with > communication between frontend and backend.There are many reasons for this, > but first look at the error outputs log. > > Check the parameters in same config.yml. Set the same config of production > instance. > Set envirioment for yarn: > > export NODE_EXTRA_CA_CERTS="/etc/ssl/yourcert.pem" > export NODE_TLS_REJECT_UNAUTHORIZED='0' > export NODE_OPTIONS="--max-old-space-size=4096" > > > > > > > Em terça-feira, 14 de novembro de 2023 às 08:25:46 UTC-3, Sonia R Thompson > escreveu: > >> Good day everyone, >> >> I am having the following problem customizing the DSpace interface. I >> stop the DSpace instance, then I put DSpace in developer mode >> successfully. I am not able to access the localhost:4000 via the browser. >> The page partially loads with a "500 Service Unavailable" page. See >> screenshot below. >> >> [image: 500_service_unavailable.jpg] >> >> Please advise what may be the issue and how I can rectify it. >> >> Regards >> Sonia >> > -- 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 on the web visit https://groups.google.com/d/msgid/dspace-tech/f6db8e3b-e0cd-4813-8a5c-da2c2c8a5f5an%40googlegroups.com.
