PLS Database Error Messages PLS-00240: Invalid type specification for RETURN indicator, length, tdo, duration February 24, 2021 mpbod PLS-00240: Invalid type specification for RETURN indicator, length, tdo, duration Cause: An inappropriate external parameter type was specified for the RETURN indicator, LENGTH, TDO, or DURATION. Action: Correct the RETURN parameter specification. 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)