How To Fix /IWBEP/SBUI019 - Extension key cannot be used; value '&1' not allowed for filter '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBUI -

• Message number: 019

• Message text: Extension key cannot be used; value '&1' not allowed for filter '&2'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBUI019 - Extension key cannot be used; value '&1' not allowed for filter '&2' ?

  The SAP error message /IWBEP/SBUI019 indicates that there is an issue with the extension key being used in a filter for a specific OData service. This error typically arises when the value provided for a filter does not match the expected values defined in the service or when the extension key is not configured correctly.
  Cause:
  
  Invalid Value: The value provided for the extension key does not match any of the allowed values defined in the OData service metadata.
  Configuration Issues: The extension key may not be properly configured in the backend system, leading to the inability to use the specified value.
  Data Inconsistency: There may be inconsistencies in the data that prevent the filter from being applied correctly.
  Authorization Issues: The user may not have the necessary authorizations to access the data associated with the specified extension key.
  
  Solution:
  
  
  Check Allowed Values: Review the OData service metadata to ensure that the value you are trying to use for the extension key is valid. You can do this by accessing the service's metadata document (usually available at the service URL with $metadata appended).
  
  
  Correct Configuration: If the extension key is not configured correctly, you may need to adjust the configuration in the backend system. This could involve:
  
  Ensuring that the extension key is defined in the relevant data model.
  Checking the settings in the SAP Gateway or the backend system to ensure that the extension key is properly set up.
  
  
  
  Data Validation: Validate the data in the backend system to ensure that it is consistent and that the values for the extension key are correctly populated.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to access the data related to the extension key. This may involve checking roles and permissions in the SAP system.
  
  
  Debugging: If the issue persists, consider using transaction codes like /IWFND/ERROR_LOG to check for any additional error messages or logs that may provide more context about the issue.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for any specific notes or updates related to the OData service you are using.
  
  
  Related Information:
  
  OData Services: Understanding how OData services work in SAP can help in troubleshooting issues related to filters and extension keys.
  SAP Gateway: Familiarity with SAP Gateway configuration and troubleshooting can be beneficial.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to the error message.
  
  If the problem continues after trying the above solutions, it may be necessary to engage with SAP support for further assistance.