ABAP Runtime Error: CALL FUNCTION SINGLE LOGIN REJ

Sympton

Runtime error: CALL_FUNCTION_SINGLE_LOGIN_REJ

Caused

No authorization to log on as Trusted System. The error code may have any of the following meanings:

0 – Invalid logon data (user ID and client) for the trusting system.

1 – Calling system is not a trusted system, or security ID for the system is invalid.

2 – Either user does not have RFC authorization (authorization object S_RFCACL), or a logon was performed using one of the protected users DDIC or SAP*.

3 – Time stamp of the logon data is invalid.

Solution

0 – In the server system (trusting system), create the user in the corresponding client.

1 – Create (again) the trusted system.

2 – Provide the user with the corresponding authorization or avoid using the protected users DDIC and SAP*.

3 – Check the system time on the client host and server host, as well as the validity date of the logon data.