We are seeing the same error message again and again in the ca-app logs on our web application servers in production.
ERROR 2022-02-01 22:09:38,944 [https-jsse-nio2-8443-exec-6] ppm.rest (clarity:unknown:37067599__4185EF58-2ECD-41EB-9209-C6267154D911:PPM_REST_API) AuthenticationFilter :: Exception while authentication user.
com.niku.union.security.SecurityException: Authentication Failure Error!
at com.ca.ppm.rest.security.AuthenticationFilter.doFilter(AuthenticationFilter.java:89)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
....
Release : 15.8.1
Component :
This has been seen in On Premise Load Balanced Clarity environments.
Some Load Balancers may not be using Session Persistence.
Speak with your Load Balancer administrator about using session persistence so that the user is sent to the same Clarity app server for every request.