How To Fix FKK_ID_JP055 - File format is invalid: 'Data' or 'Trailer' is expected after 'Data' line

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_ID_JP - FICA Japan

• Message number: 055

• Message text: File format is invalid: 'Data' or 'Trailer' is expected after 'Data' line

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKK_ID_JP055 - File format is invalid: 'Data' or 'Trailer' is expected after 'Data' line ?

  The SAP error message FKK_ID_JP055 indicates that there is an issue with the file format being processed in the context of the SAP Convergent Charging or SAP Contract Accounts Receivable and Payable (FI-CA) module. Specifically, this error suggests that the system is expecting a 'Data' or 'Trailer' line after a 'Data' line in the input file, but it is not finding it. This can occur during the import of payment files or other data files that follow a specific format.
  Causes:
  
  Incorrect File Format: The file being uploaded does not conform to the expected structure. This could be due to missing lines, incorrect delimiters, or unexpected characters.
  Corrupted File: The file may have been corrupted during transfer or creation, leading to missing or malformed data.
  Improper Configuration: The configuration settings for the file processing in SAP may not match the actual format of the file being uploaded.
  Data Entry Errors: Manual errors in the data entry process can lead to missing or incorrect lines in the file.
  
  Solutions:
  
  Check File Structure: Verify that the file adheres to the expected format. Ensure that it contains the required 'Data' and 'Trailer' lines in the correct order.
  Validate File Content: Open the file in a text editor and check for any anomalies, such as missing lines, extra spaces, or incorrect delimiters.
  Recreate the File: If the file appears to be corrupted, try recreating it from the source system or exporting it again.
  Review Configuration: Check the configuration settings in SAP related to file processing. Ensure that they match the format of the file you are trying to upload.
  Consult Documentation: Refer to SAP documentation or guidelines for the specific file format required for the operation you are performing.
  Test with Sample Data: If possible, test the upload process with a known good file to ensure that the system is functioning correctly.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes related to file processing in SAP, such as FPAYH for payment processing or FQEVENT for event handling.
  Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue causing the FKK_ID_JP055 error message.