SAP Message 50172 - Action manager customizing does not support processing mode &1

Diagnosis The function module 'EWA_S_AMDEF_MAINTAIN' for Customizing the actionmanager was called up with an invalid processing mode. The invalid processing mode was '&V1&'. This is a typical problem error. System Response The program is terminated with a runtime error. Procedure Correct your program or contact SAP, specifying this message if thisconcerns a program delivered by SAP.