SAP Message 01057 - You are not authorized to reset the user buffer in all clients

Diagnosis
You tried to reset the user buffers in the database for all clients.You have no authorization to do this.

System Response
The system does not allow you to reset the buffers.

Procedure
It is possible to reset the user buffers in your client by entering
System -> User default -> User fixed values -> =RSHU in the OK fieldand choosing ENTER.