Solution : https://service.sap.com/sap/support/notes/1374262 (SAP Service marketplace login required)
Key words :
uploads meter reading results, parameter x_use_open_log = 'x', object type devloc, customer-defined method, standard method 'devicelocation, message object opened, standard method, error message 55 504, workflow terminates, internal error
Related Notes :
| 1022078 | Termination 00 564 in transaction EL32 (and others) |
| 891729 | RFC error for upload of meter reading results |