Message type: E = Error
Message class:  FKK_ID_JP - FICA Japan 
Message number: 013
Message text: File format is invalid ( &1 : &2 &3)
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The SAP error message FKK_ID_JP013 indicates that there is an issue with the file format being used in a specific process, typically related to the invoicing or payment processing in the SAP Convergent Charging or Contract Accounts Receivable and Payable (FI-CA) module. The message format includes placeholders (&1, &2, &3) that provide additional context about the error, such as the file name, the expected format, or other relevant details.
Cause: Invalid File Format: The file being processed does not conform to the expected format. This could be due to incorrect file structure, missing fields, or incorrect data types. File Encoding Issues: The file may be encoded in a format that SAP cannot read (e.g., UTF-16 instead of UTF-8). Incorrect Configuration: The configuration settings for file processing in SAP may not match the specifications of the incoming file. Data Integrity Issues: The data within the file may contain invalid characters or formats that are not acceptable
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