EXP Database Error Messages EXP-00021: can only perform incremental export in Full Database mode August 18, 2015 mpbod EXP-00021: can only perform incremental export in Full Database mode Cause: USER or TABLE mode was specified when doing an incremental export. Action: Specify FULL database mode (FULL=Y) and retry. 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)