How To Fix LQ404 - Unknown error occurred when reading import file

SAP Error Message - Details

• Message type: E = Error

• Message class: LQ - Proposal Pool Management

• Message number: 404

• Message text: Unknown error occurred when reading import file

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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Smart SAP Assistant

• What is the cause and solution for SAP error message LQ404 - Unknown error occurred when reading import file ?

  The SAP error message LQ404, which states "Unknown error occurred when reading import file," typically occurs during the process of importing data into the SAP system, particularly in the context of logistics or warehouse management. This error can arise due to various reasons, and addressing it often requires a systematic approach to identify the root cause.
  Possible Causes:
  
  File Format Issues: The import file may not be in the expected format (e.g., CSV, TXT) or may contain invalid characters.
  File Path or Permissions: The file path specified for the import may be incorrect, or the user may not have the necessary permissions to access the file.
  Data Integrity Issues: The data within the file may be corrupted or not conforming to the expected structure, leading to parsing errors.
  System Configuration: There may be configuration issues within the SAP system that affect how import files are processed.
  Network Issues: If the file is being accessed over a network, connectivity issues could lead to read errors.
  
  Solutions:
  
  Check File Format: Ensure that the import file is in the correct format and adheres to the expected structure. Validate the file for any special characters or formatting issues.
  Verify File Path and Permissions: Confirm that the file path is correct and that the user has the necessary permissions to read the file. You can test this by trying to access the file directly from the server.
  Inspect Data Integrity: Open the import file in a text editor or spreadsheet application to check for any anomalies or corruption in the data.
  Review SAP Configuration: Check the configuration settings related to file imports in SAP. Ensure that all necessary parameters are set correctly.
  Check Logs: Review the SAP application logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  Test with a Sample File: Create a small sample import file with known good data to see if the error persists. This can help isolate whether the issue is with the specific file or the import process itself.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes or updates that may address this specific error.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using specific transaction codes related to logistics or data import (e.g., LT01 for transfer orders).
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to diagnose and resolve the LQ404 error effectively.