Solution : https://service.sap.com/sap/support/notes/1165980 (SAP Service marketplace login required)
Key words :
system issues error message dno 150, sap customer notification system user, terms service provider, attached correction instructions, sap' action, program error, entered correctly, aisuser table, fadeout sapnet, /3 front end
Related Notes :
1259644 | Support notification: Improvements to communication with SAP |
1125492 | Connection to SAP/RFC using customer no/S user of key user |