This flag should be updated by standard as soon as either field BSEG-ESRNR or ESRRE would be filled with non initial valueLook forFM such as FI_DOCUMENT_CHANGES or FI_ITEMS_MASS_CHANGEBDC on FB02, FB09In most cases those fields must be allowed to cha...
Which exact field do you want to be able to change, and what did you already customize or code?Tr. SPRO / (OPUJ and) OPUK Define Field Selection for Work Breakdown Structures - SAP Note 1113818 - Field Selection for objects in Project SystemBAdI WORK...
You can try calling BAPI_MATERIAL_AVAILABILITY and then reading MARD directly from a function module such as MARD_ARRAY_READ or RFC_READ_TABLE.(But feel free to search your system for a mapping FM with a name such as MAP2E_MARD_TO_BAPI*, then locate ...