Solution : https://service.sap.com/sap/support/notes/339215 (SAP Service marketplace login required)
Key words :
base type wmmbid01 mbgmcr01 message type wmmbxy mbgmcr direction 2 2 obj, description wmmbxy inbound idoc option ale processing, ale service processing type processing, l_idoc_input_wmmbxy bapi_idoc_input1 input type 1 1 dialog, change view 'inbound process code', transaction we20 partner type 'ls', inbound module function module l_idoc_input_wmmbxy, additional key words wmmbid01, prerequisites checking ale customizing, inbound function modules call
Related Notes :
| 338985 | BBPCF & IV: incorrect IDocs in backend system |
| 330401 | Process code does not exist f. BBPCO01, BBPIV01 |