How To Fix /IWFND/CM_EXTENSION000 - No entry in the extension container with key '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_EXTENSION -

• Message number: 000

• Message text: No entry in the extension container with key '&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_EXTENSION000 - No entry in the extension container with key '&1' ?

  The SAP error message /IWFND/CM_EXTENSION000 No entry in the extension container with key '&1' typically occurs in the context of SAP Gateway and OData services. This error indicates that the system is trying to access an extension container using a specific key, but it cannot find any entry associated with that key.
  Cause:
  
  Missing Extension: The key specified in the error message does not correspond to any existing entry in the extension container. This could happen if the extension was not created or activated properly.
  Incorrect Key: The key being used to access the extension might be incorrect or misspelled.
  Configuration Issues: There may be issues with the configuration of the OData service or the extension itself.
  Transport Issues: If the extension was recently transported from one system to another, it may not have been transported correctly or completely.
  
  Solution:
  
  
  Check Extension Configuration:
  
  Go to the transaction code /IWFND/MAINT_SERVICE and check if the OData service is correctly registered and active.
  Ensure that the extension is properly defined in the service.
  
  
  
  Verify Key:
  
  Double-check the key being used in the request. Ensure that it matches the expected format and value.
  
  
  
  Create/Activate Extension:
  
  If the extension does not exist, you may need to create it. Use the transaction code /IWFND/EXTENSION to create or manage extensions.
  If it exists but is not active, activate it.
  
  
  
  Check Transport Requests:
  
  If the extension was recently transported, verify that all necessary objects were included in the transport request and that they were imported successfully.
  
  
  
  Debugging:
  
  If you have access to the backend, you can debug the OData service to see where the error is occurring and gather more information about the missing entry.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or notes related to the specific OData service and its extensions for any additional configuration steps or requirements.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  OData Service Documentation: Review the documentation for the specific OData service you are working with to understand its structure and any dependencies it may have.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.