ORA Database Error Messages ORA-01637: rollback segment ‘string’ is being used by another instance (#string) June 10, 2015 mpbod ORA-01637: rollback segment ‘string’ is being used by another instance (#string) Cause: The instance is trying to online a RS already in use by another instance Action: none 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)