How To Fix /IWBEP/CM_PUBLISH021 - System alias &4 does not exist: event ID &1, object ID &2, subscriber &3

/IWBEP/CM_PUBLISH021 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_PUBLISH -

• Message number: 021

• Message text: System alias &4 does not exist: event ID &1, object ID &2, subscriber &3

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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/IWBEP/CM_PUBLISH021 - Details

• The SAP error message /IWBEP/CM_PUBLISH021 indicates that there is an issue with the system alias in the context of the SAP Gateway and OData services. This error typically occurs when the system alias specified in the event publishing process does not exist or is not correctly configured.
  
  Cause:
  
  Non-existent System Alias: The system alias specified in the error message does not exist in the SAP system.
  Incorrect Configuration: The system alias may be incorrectly configured or not properly set up in the SAP Gateway.
  Transport Issues: If the system alias was recently transported from another system, it may not have been set up correctly in the target system.
  Missing Authorization: The user may not have the necessary authorizations to access the specified system alias.
  
  
  Solution:
  
  
  Check System Alias Configuration:
  
  Go to transaction code SPRO and navigate to the relevant configuration for the system alias.
  Ensure that the system alias specified in the error message exists and is correctly configured.
  
  
  
  Create