How To Fix /IWFND/CM_UM004 - No User Mapping for SAP system user name &1

/IWFND/CM_UM004 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_UM -

• Message number: 004

• Message text: No User Mapping for SAP system user name &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_UM004 - No User Mapping for SAP system user name &1 ?

  The SAP error message /IWFND/CM_UM004 No User Mapping for SAP system user name &1 typically occurs in the context of SAP Gateway or OData services when there is an issue with user authentication or authorization. This error indicates that the system cannot find a user mapping for the specified SAP system user.
  
  Cause:
  
  Missing User Mapping: The user specified in the error message does not have a corresponding entry in the user mapping table.
  Incorrect User Configuration: The user might not be properly configured in the SAP Gateway system.
  Authorization Issues: The user may not have the necessary authorizations to access the OData service.
  System Configuration: There may be issues with the configuration of the SAP Gateway or the backend system.
  
  
  Solution:
  
  
  Check User Mapping:
  
  Go to transaction code /IWFND/MAINT_SERVICE.
  Check if the user is correctly mapped in the user mapping settings.
  If not, create a mapping for the user.
  
  
  
  Create User Mapping:
  
  Use transaction code /IWFND/USER_MAPPING to create a new user