This article provides guidance on resolving the WFLYJCA0047: Connection is not valid error encountered when creating a datasource. It addresses common issues and steps to troubleshoot and resolve the problem.
he WFLYJCA0047: Connection is not valid error typically indicates an issue with the database connection parameters or the database's availability.
DB_URL, DB_USER, and DB_PASSWORD are correct.Verify Database Connection Parameters:
DB_URL, DB_USER, and DB_PASSWORD for any typos or incorrect information.Check Database Availability:
Escape Special Characters in Passwords:
\\) to represent a single backslash in passwords.\).4. Escaping Special Characters in Passwords: If your password contains special characters, it is crucial to escape them properly. For example, if your password is Welc0me\~, it should be written as Welc0me\\~ in the configuration file.
5. Conclusion: By following these troubleshooting steps, you should be able to identify and resolve the WFLYJCA0047: Connection is not valid error when creating a datasource. Remember to verify database connection parameters, check database availability, and properly escape special characters in passwords.