Dear All,
i want to insert a check between cost cerntre and plant such that if a costcentre does not belong to a particular plant it should throw an error message
for transaction ME51N (purchase requisition) now i hav found out a BADI ME_PROCESS_REQ_CUST and writtrn a code for the check in PROCESS_ACCOUNT which is working fine when the users presses the ENTER key for the first time but if bymistake he pressses the enter twice it is not throwing thwe error message and is allowing the document to be saved which shouldnt be the case can u plz help me as to wher i should insert the code to prevent it from saving.
methods avallable in ME_PROCESS_REQ_CUST are
INITIALIZE
OPEN
PROCESS_HEADER
PROCESS_ITEM
PROCESS_ACCOUNT
CHECK
POST
CLOSE
FIELDSELECTION_HEADER_REFKEYS
FIELDSELECTION_HEADER
FIELDSELECTION_ITEM_REFKEYS
FIELDSELECTION_ITEM