Unable to enable Multitenancy

Hi @nathan.loding @Niall ,
I have enabled multitenancy flag in .env file as true but not able start , getting below error from Identity log
03-13 17:59:48 2024-03-13T12:29:48.962Z INFO 1 — [nio-8082-exec-1] o.s.web.servlet.DispatcherServlet : Completed initialization in 0 ms
2024-03-13 17:59:48 2024-03-13T12:29:48.980Z WARN 1 — [nio-8082-exec-1] o.s.w.s.h.HandlerMappingIntrospector : Cache miss for REQUEST dispatch to ‘/actuator/health’ (previous null). Performing CorsConfiguration lookup. This is logged once only at WARN level, and every time at TRACE.
2024-03-13 17:59:48 2024-03-13T12:29:48.987Z WARN 1 — [nio-8082-exec-1] o.s.w.s.h.HandlerMappingIntrospector : Cache miss for REQUEST dispatch to ‘/actuator/health’ (previous null). Performing MatchableHandlerMapping lookup. This is logged once only at WARN level, and every time at TRACE.
2024-03-13 17:59:53 2024-03-13T12:29:53.130Z INFO 1 — [nio-8084-exec-2] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring DispatcherServlet ‘dispatcherServlet’
2024-03-13 17:59:53 2024-03-13T12:29:53.130Z INFO 1 — [nio-8084-exec-2] o.s.web.servlet.DispatcherServlet : Initializing Servlet ‘dispatcherServlet’
2024-03-13 17:59:53 2024-03-13T12:29:53.130Z INFO 1 — [nio-8084-exec-2] o.s.web.servlet.DispatcherServlet : Completed initialization in 0 ms
2024-03-13 17:59:53 2024-03-13T12:29:53.264Z INFO 1 — [nio-8084-exec-2] org.ehcache.core.EhcacheManager : Cache ‘tokenCache’ created in EhcacheManager.
2024-03-13 18:00:09 2024-03-13T12:30:09.419Z INFO 1 — [nio-8084-exec-1] o.apache.coyote.http11.Http11Processor : Error parsing HTTP request header
2024-03-13 18:00:09 Note: further occurrences of HTTP request parsing errors will be logged at DEBUG level.
2024-03-13 18:00:09
2024-03-13 18:00:09 java.lang.IllegalArgumentException: Request header is too large

Hi @tanaychauli - did you also set ZEEBE_AUTHENTICATION_MODE=identity?

You also don’t have to tag people on every topic. This is a “best effort” community forum, not an official support channel. If you need more immediate support I can get you in touch with someone to discuss those needs!