ORA Database Error Messages ORA-25290: Cannot complete operation on queue string with existing messages May 16, 2017 mpbod ORA-25290: Cannot complete operation on queue string with existing messages Cause: Queue already has messages. Cannot complete operation Action: Truncate the queue before adding/dropping a buffer Back to previous menu https://support.oracle.com/ http://www.oracle.com/ Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)