How To Fix ICA02012 - An error occurred when saving the matching document header.

SAP Error Message - Details

• Message type: E = Error

• Message class: ICA02 - ICA Matching Engine Message Class

• Message number: 012

• Message text: An error occurred when saving the matching document header.

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ICA02012 - An error occurred when saving the matching document header. ?

  The SAP error message ICA02012, which states "An error occurred when saving the matching document header," typically occurs in the context of document processing within the SAP system, particularly when dealing with document matching in the Invoice Verification (IV) or similar modules.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing mandatory fields or incorrect data formats.
  Authorization Issues: The user may not have the necessary authorizations to save or modify the document.
  Configuration Issues: There could be configuration problems in the system related to document types, matching criteria, or other related settings.
  System Errors: Temporary system issues or bugs in the SAP application can also lead to this error.
  Locking Issues: The document might be locked by another user or process, preventing the current user from saving changes.
  
  Solutions:
  
  Check Data Completeness: Ensure that all required fields are filled out correctly and that the data adheres to the expected formats.
  Review Authorizations: Verify that the user has the necessary permissions to perform the action. This can be done by checking the user roles and authorizations in the SAP system.
  Analyze Configuration: Review the configuration settings related to document matching and ensure they are set up correctly. This may involve checking transaction codes like OMR6 (for document types) or OMR7 (for matching criteria).
  Check for System Issues: Look for any ongoing system issues or maintenance activities that might be affecting the functionality. You can check with your SAP Basis team for any known issues.
  Unlock Document: If the document is locked, identify the user or process that has locked it and resolve the locking issue. You can use transaction code SM12 to view and manage locks.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide patches and updates.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MIRO (Invoice Receipt), MIGO (Goods Movement), and OMR6/OMR7 for configuration.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the context in which it occurred.
  User Forums: Check SAP community forums or user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the ICA02012 error in your SAP system.