SAP Message APPLG226 - GP: There is no reference for the current graphics product

Diagnosis
The graphics proxy wanted to access the specialization method for thecurrent graphics product. However, the appropriate reference does notexist.
This is caused by a program error.

System Response
The required operation cannot be executed.

Procedure
Contact your system adminstrator.

Procedure for System Administration
Check the call method.
The graphics proxy method INIT has probably returned an error thatcould not be analyzed.