How To Fix COM_CLEAR040 - External data source &1 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_CLEAR - Clearing Tool

• Message number: 040

• Message text: External data source &1 unknown

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 COM_CLEAR040 - External data source &1 unknown ?

  The SAP error message COM_CLEAR040 indicates that there is an issue with an external data source that is not recognized or is unknown to the system. This error typically arises in the context of data clearing or reconciliation processes where the system is trying to access or process data from an external source that has not been properly defined or configured.
  Cause:
  
  Incorrect Configuration: The external data source may not be configured correctly in the SAP system.
  Missing Data Source: The specified external data source may not exist in the system or may have been deleted.
  Authorization Issues: The user may not have the necessary authorizations to access the specified external data source.
  Typographical Errors: There may be a typo in the name of the external data source being referenced.
  System Updates: Changes or updates to the system may have affected the availability or configuration of the external data source.
  
  Solution:
  
  Check Configuration: Verify that the external data source is correctly configured in the SAP system. This can typically be done in the relevant configuration settings (e.g., in transaction codes like SPRO).
  Validate Data Source: Ensure that the external data source exists and is active. You can check this in the relevant data source management area.
  Review Authorizations: Ensure that the user encountering the error has the necessary authorizations to access the external data source.
  Correct Typos: Double-check the name of the external data source for any typographical errors.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on configuring and managing external data sources.
  System Logs: Check system logs for any additional error messages or warnings that may provide more context about the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (for configuration), SE11 (for data dictionary), and SE37 (for function modules) that may help in troubleshooting.
  SAP Notes: Search for SAP Notes related to the error message COM_CLEAR040 in the SAP Support Portal for any known issues or patches.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or technical team for further investigation.