The error is a general JDBC connection error in IBM Cognos Analytics, typically indicating that the Query Engine (XQE) could not establish a handshake with the target database . Primary Causes & Solutions JDBC Driver Issues :
It sounds obvious, but always start here. XQE-JDB-0001 The error is a general JDBC connection
: Update the JDBC connection string to ensure the correct port (e.g., typically for SQL Server or the dedicated SSL port) is specified. Troubleshooting Steps Test the Data Server Connection Cognos Administration XQE-JDB-0001 The error is a general JDBC connection
If connection times out or refuses → firewall or network issue. XQE-JDB-0001 The error is a general JDBC connection