When we try to create in the customizing transaction OMJJ a new movement type as a copy of a standard movement type we might receive the error message “Specify the key within the work area” (Message no. SV033).
This will be the case if the previous definition of the Work Area that we have just made is incorrect:
When we run the customizing transaction OMJJ a pop-up window appears to restrict the Field Selection. Here we just set a flag on ‘Movement type’ and continue.