Message type: E = Error
Message class:  FKK_ID_JP - FICA Japan 
Message number: 053
Message text: File format is invalid: 'Data' is expected after 'Header' or 'Top' line
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The SAP error message FKK_ID_JP053 indicates that there is an issue with the file format being processed in the context of the SAP Contract Accounts Receivable and Payable (FI-CA) module. Specifically, the error suggests that the system is expecting data records to follow a header or top line in the file, but it is not finding them in the expected format.
Cause: File Format Issues: The file being uploaded or processed does not conform to the expected structure. This could be due to: Missing data lines after the header. Incorrect delimiters or separators. Extra or missing lines that disrupt the expected sequence. Corruption of the file or incorrect encoding. Configuration Errors: The configuration settings for the file upload process may not match the actual file format being used. Data Integrity Issues: The data itself may be malformed or incomplete, leading to the system being unable to parse it correctly.
Solution: Check File Structure: Open the file in a text editor
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