How To Fix KN307 - Internal error during data selection

SAP Error Message - Details

• Message type: E = Error

• Message class: KN - Reporting for Costing

• Message number: 307

• Message text: Internal error during data selection

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 KN307 - Internal error during data selection ?

  The SAP error message KN307, which states "Internal error during data selection," typically indicates that there is an issue with the data retrieval process in the SAP system, particularly related to customer master data. This error can arise due to various reasons, including data inconsistencies, configuration issues, or problems with the underlying database.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the customer master data that prevent the system from retrieving the necessary information.
  Configuration Issues: Incorrect configuration settings in the SAP system related to customer data management can lead to this error.
  Database Issues: Problems with the database, such as locks, corruption, or performance issues, can also trigger this error.
  Authorization Issues: Lack of proper authorizations for accessing certain customer data can result in this error.
  System Bugs: There may be bugs or issues in the specific version of SAP you are using that could lead to this error.
  
  Solutions:
  
  
  Check Data Consistency:
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the customer master data for inconsistencies.
  Run consistency checks using transaction BD87 or SARA to identify and correct any inconsistencies.
  
  
  
  Review Configuration:
  
  Verify the configuration settings related to customer master data in the relevant customizing transactions (e.g., SPRO).
  Ensure that all necessary fields and settings are correctly configured.
  
  
  
  Database Checks:
  
  Check the database for locks or performance issues. You may need to consult your database administrator for assistance.
  Run database consistency checks if available.
  
  
  
  Authorization Checks:
  
  Ensure that the user encountering the error has the necessary authorizations to access the customer data.
  Review the authorization roles assigned to the user.
  
  
  
  SAP Notes and Support:
  
  Check the SAP Support Portal for any relevant SAP Notes that address this specific error. There may be patches or updates available that resolve the issue.
  If the problem persists, consider reaching out to SAP Support for further assistance.
  
  
  
  System Logs:
  
  Review system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE16, SPRO, SM21, and BD87.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Refer to SAP documentation for detailed information on customer master data management and troubleshooting.
  
  By following these steps, you should be able to identify the root cause of the KN307 error and implement an appropriate solution.