In the new user experience, after clicking on link to open new user, sometimes it asks for login and password information. In the logs, it is showing below error:
ERROR 2018-10-17 21:36:20,826 [http-nio-80-exec-997] niku.security (clarity:none:none:none) UserSessionCache.get:PMD error
com.niku.union.persistence.PersistenceException: Error getting a DB connection
ERROR 2018-10-17 21:36:20,950 [http-nio-80-exec-959] odf.object (clarity:admin:-1:PPM_REST_API) Failed to build cache for resource login
com.niku.union.odf.exception.ODFException: java.sql.SQLException: Connection unavailable