How To Fix WU899 - Error in extension table: structure &1, object &2 not available

SAP Error Message - Details

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 899

• Message text: Error in extension table: structure &1, object &2 not available

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 WU899 - Error in extension table: structure &1, object &2 not available ?

  The SAP error message WU899 indicates that there is an issue with an extension table in the SAP system. Specifically, it suggests that a certain structure or object is not available, which can lead to problems when trying to access or manipulate data in that table.
  Cause:
  
  Missing Structure or Object: The structure or object referenced in the error message may not exist in the system. This could be due to a missing transport, an incomplete installation, or a deletion.
  Incorrect Configuration: The extension table may not be properly configured, leading to the system being unable to find the required structure or object.
  Version Mismatch: If there are different versions of the software components, it may lead to incompatibility issues where certain structures or objects are not recognized.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the structure or object, leading to this error.
  
  Solution:
  
  Check for Existence: Verify that the structure or object mentioned in the error message exists in the system. You can do this by using transaction codes like SE11 (Data Dictionary) to check for the structure.
  Transport Requests: If the structure or object is missing, check if it was supposed to be transported from another system. If so, ensure that the transport request has been properly imported.
  Configuration Review: Review the configuration settings related to the extension table to ensure that everything is set up correctly.
  System Consistency Check: Run consistency checks in the system to identify any inconsistencies that may be causing the issue.
  Authorization Check: Ensure that the user has the necessary authorizations to access the structure or object. You can check this using transaction SU53 to see if there are any authorization failures.
  Consult Documentation: Refer to SAP Notes or documentation related to the specific version of the software you are using, as there may be known issues or patches available.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the error message WU899. SAP frequently releases notes that address specific errors and provide solutions or workarounds.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Builder) to investigate the issue further.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for assistance, providing them with the error details and any steps you have already taken.
  
  By following these steps, you should be able to diagnose and resolve the WU899 error in your SAP system.