Diagnosis
The service function for storage and distributon of user data foremployees via the BDoc USER_WRITE does not exist.

Procedure
Normally, this function is generated during the 'Initial/TotalGeneration' in the setup procedure of the CRM Middleware. Check if thefunction exists by using transaction GNRWB. After you start thetransaction, select the BDoc USER_WRITE and the GeneratorDISTRIBUTELOGIN and then choose Display. The function should beassigned to the node 'Runtime objects'. Select the function bydoubleclick and check if it exists. If not, choose Generate toregenerate the function.