When I check the error log I see: 2021-09-16 09:38:22,406 ERROR SecureExceptionHandlerImpl,pool-5-thread-289:116 - There was an error on the server. Try again or contact site administrators. (Error UID: daf28a1e-52a0-4d29-863b-4566a0d7cf3a) 2021-09-16 09:40:03,990 ERROR SecureExceptionHandlerImpl,pool-5-thread-290:116 - There was an error on the server. Try again or contact site administrators. (Error UID: 35507256-efeb-419b-b3ad-26167210cba8) 2021-09-16 09:41:57,231 ERROR SecureExceptionHandlerImpl,pool-5-thread-292:116 - There was an error on the server. Try again or contact site administrators. (Error UID: 1cd808fa-df3f-42b2-b92b-92dbd0b0123f) After that jasperserver stops working and when I go to the url I know see: 502 Bad Gateway Any idea what could cause this crash or how I could find out?