Solution : https://service.sap.com/sap/support/notes/551935 (SAP Service marketplace login required)
Key words :
sales document line items, sap mobile application studio, menu item tools > generator, msa bo attributes due, variantor questionnaire configuration fails, private function <cns>_objecttostring, <cns>_objecttostring = vntobject end, exit function err, uknown error occured, activity journal reason
Related Notes :
| 433855 | Java Runtime Environment -Mobile IPC 3.0/3.1/4.0/5.0 onwards |