Have you encountered this error before? Did you find a solution not listed here? Let us know in the comments!
Look for trailing Java exceptions directly following the error token. For example: java.net.ConnectException: Connection refused →right arrow Have you encountered this error before
: Perform network isolation tests directly from the OS hosting Cognos. Use terminal utilities to verify routing lines are unobstructed: Have you encountered this error before
XQE-JDB-0001 Problem establishing connection. Please check the database server is a generic JDBC connectivity error in IBM Cognos Analytics Have you encountered this error before