ORA Database Error Messages ORA-00056: DDL lock on object ‘string.string’ is already held in an incompatible mode May 19, 2015 mpbod ORA-00056: DDL lock on object ‘string.string’ is already held in an incompatible mode Cause: An attempt was made to acquire a DDL lock that is already locked. Action: This happens if you attempt to drop a table that has parse locks on it. 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)