What do your Solr logs show? My bet is that your mods to the configs somehow caused the reload to fail too early in the process to be shown in the UI.
Best, Erick > On Apr 2, 2020, at 02:50, TK Solr <tksol...@sonic.net> wrote: > > I'm on Solr 8.3.1 running in non-solrcloud mode. > > When I tried to reload an existing core from Admin UI's "Core Admin" by > clicking Reload, after modifying the core's conf/managed-schema, no error was > reported. But the newly added field type is not shown in the core's Analyzer > section. > > I selected Logging from the side bar, I saw errors like this for every core, > not just the core I tried to reload. > > null:java.io.IOException: Unable to find resource 'custom.vm' > at > org.apache.solr.response.VelocityResponseWriter.getTemplate(VelocityResponseWriter.java:374) > at > org.apache.solr.response.VelocityResponseWriter.write(VelocityResponseWriter.java:152) > at > org.apache.solr.response.QueryResponseWriterUtil.writeQueryResponse(QueryResponseWriterUtil.java:65) > at > org.apache.solr.servlet.HttpSolrCall.writeResponse(HttpSolrCall.java:892) > at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:594) > at > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:419) > at > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:351) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1602) > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:540) > > I could not find any mention of custom.vm in any files under any core's conf > directory. > > I restarted Solr, the core was loaded without an error and I can see the > newly added filed type. > > What could be the cause of these errors that only happens with the Reload > button? > > TK > >
