How To Fix WN090 - In table &, the entry & & & is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 090

• Message text: In table &, the entry & & & is missing

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 WN090 - In table &, the entry & & & is missing ?

  The SAP error message WN090 indicates that there is a missing entry in a specific table. This error typically occurs when the system is trying to access a record that does not exist in the specified table. The message format usually looks like this: "In table &, the entry & & & is missing," where the first & represents the table name, and the subsequent & symbols represent the key fields that are being referenced.
  Cause:
  
  Missing Data: The most common cause is that the required data has not been maintained in the relevant table. This could be due to data not being entered, deleted, or not properly migrated during a system upgrade or data transfer.
  Configuration Issues: Sometimes, the error can arise from incorrect configuration settings or missing configuration entries that are required for the process you are trying to execute.
  Authorization Issues: In some cases, the user may not have the necessary authorizations to view or access the data in the specified table.
  Custom Development: If there are custom programs or enhancements, they may be referencing data that is not available or incorrectly defined.
  
  Solution:
  
  Check Table Entries: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the specified table for the missing entry. Verify if the key fields mentioned in the error message exist.
  Maintain Missing Data: If the entry is indeed missing, you may need to create it manually or ensure that the relevant data is entered through the appropriate transaction.
  Review Configuration: If the error is related to configuration, review the configuration settings in the relevant module (e.g., MM, SD, etc.) to ensure that all necessary entries are present.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the data in the specified table.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module or transaction you are working with for any known issues or additional troubleshooting steps.
  Debugging: If the issue persists, consider debugging the program or transaction to identify where the missing entry is being referenced.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE16 (Data Browser), SE37 (Function Module), ST22 (Dump Analysis).
  SAP Notes: Check SAP Notes for any known issues related to the specific error message or table.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  By following these steps, you should be able to identify the cause of the WN090 error and implement a solution to resolve it.