How To Fix /IWBEP/CM_MGW_RT204 - Call '&1' for '&2' failed

/IWBEP/CM_MGW_RT204 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_RT -

• Message number: 204

• Message text: Call '&1' for '&2' failed

Self-Explanatory Message

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/IWBEP/CM_MGW_RT204 - Details

• The SAP error message /IWBEP/CM_MGW_RT204 Call '&1' for '&2' failed typically occurs in the context of SAP Gateway services, particularly when there is an issue with the OData service call. This error indicates that a specific call to a function or method has failed, and it usually provides two parameters: &1 and &2, which represent the specific function or method name and the entity or resource being accessed, respectively.
  Causes:
  
  Service Not Activated: The OData service may not be activated in the SAP Gateway.
  Authorization Issues: The user may not have the necessary authorizations to access the service or the underlying data.
  Backend Issues: There may be issues in the backend system, such as a missing or incorrect implementation of the function module or method.
  Data Issues: The data being accessed may not exist or may be in an inconsistent state.
  Network Issues: There could be network connectivity issues between the SAP Gateway and the backend