Solution : https://service.sap.com/sap/support/notes/588469 (SAP Service marketplace login required)
Key words :
'user role' -> 'protnachlferst' = 'x' depending, attached source code corrections, shipping due date list, 5 external sessions open, delivery takes place, runtime error rperf_illegal_statement, 'selectpositions' = 'x', list profile '1', error message ', program error
Related Notes :
| 380164 | Error when opening a new external mode |
| 375151 | VL10: RPERF_ILLEGAL_STATEMENT for parallel tasks |
| 332276 | Collective note: VL10 consulting |
| 113411 | Collective note: VL10 |