ORA Database Error Messages ORA-13801: invalid value for SQLTUNE_CATEGORY parameter August 24, 2015 mpbod ORA-13801: invalid value for SQLTUNE_CATEGORY parameter Cause: An invalid Oracle identifier was used as the value of the parameter. Action: Specify the parameter conforming to the rules for Oracle identifiers. 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)