RMAN Database Error Messages RMAN-20221: ambiguous controlfile copy name February 11, 2021 mpbod RMAN-20221: ambiguous controlfile copy name Cause: More than one control file copy in the recovery catalog matches the specified name. Action: Use the control file copy key to uniquely specify the control file copy. 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)