Message Number list used by SAP ABAP Class CL_FB_FUNC_SOURCE (API for function modules)
SAP ABAP Class CL_FB_FUNC_SOURCE (API for function modules) is using
# Object Type Object Name Object Description Note
     
1 Message Number  FUNC_ADT - 023 Function modules with global parameters having TYPE ANY cannot be edited
2 Message Number  FUNC_ADT - 025 Enhanced or modified function modules cannot be edited
3 Message Number  FUNC_ADT - 026 The function module &1 is not locked, save not possible