ORA Database Error Messages ORA-13012: an invalid window type was specified August 12, 2015 mpbod ORA-13012: an invalid window type was specified Cause: An invalid window type was specified. Action: Valid window types are RANGE, PROXIMITY, POLYGON. Back to previous menu 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)