Message type: E = Error
Message class:  FKKBIX2 - Billing in Contract Accounts Receivable and Payable 
Message number: 126
Message text: Number of restored raw items
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The SAP error message FKKBIX2126, which states "Number of restored raw items," typically occurs in the context of the SAP Financial Accounting (FI) module, particularly when dealing with the clearing of open items in accounts payable or accounts receivable. This error can arise during the execution of the clearing process, especially when there are issues with the data integrity or configuration.
Cause: Data Integrity Issues: The error may be caused by inconsistencies in the data, such as missing or incorrect entries in the relevant tables. Configuration Errors: Incorrect configuration settings in the clearing process or in the related financial documents can lead to this error. System Performance: If the system is under heavy load or if there are performance issues, it may not be able to process the clearing operation correctly. Custom Code or Enhancements: If there are custom developments or enhancements in the clearing process, they may not be functioning as expected.
Solution: Check Data Integrity:
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