Diagnosis
Invalid PBT server group name.
The system tried to use function module SPBT_INITIALIZE to initializethe environment for processing parallel RFCs. It found that thespecified server group name is invalid.
The server group name describes a group of servers on which theparallel RFCs are to be processed.

System Response
You can use transactionRZ12 to determine which PBT server groups are configured in yoursystem. Use only one of the server group names listed there forprocessing parallel RFCs.

Procedure
On the screen, check the entered name of the server group and correctthis, if necessary. If the server group name is correct, use transactionRZ12 to check whether the server group exists in the system. If thespecified server group does exist, restart the system.
If the server group is missing, contact your system administrator.

Procedure for System Administration
Create an appropriate server group.