How To Fix CNV20200105 - Error message: file_open_error in function module WS_UPLOAD

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 105

• Message text: Error message: file_open_error in function module WS_UPLOAD

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20200105 - Error message: file_open_error in function module WS_UPLOAD ?

  The SAP error message CNV20200105 with the description "file_open_error in function module WS_UPLOAD" typically indicates that there is an issue with opening a file during a data upload process. This error can occur in various scenarios, particularly when using the SAP Data Migration tools or during data uploads via transaction codes like SE38 or SE80.
  Causes:
  
  File Path Issues: The specified file path may be incorrect or the file may not exist at the specified location.
  File Permissions: The user may not have the necessary permissions to access the file or the directory where the file is located.
  File Format: The file format may not be supported or may be corrupted.
  Network Issues: If the file is located on a network drive, there may be connectivity issues or the network drive may not be accessible.
  SAP GUI Settings: The SAP GUI settings may not be configured correctly to allow file uploads.
  
  Solutions:
  
  Verify File Path: Check the file path specified in the upload function. Ensure that it is correct and that the file exists at that location.
  Check Permissions: Ensure that the user has the necessary permissions to access the file and the directory. You may need to adjust file permissions or consult with your system administrator.
  Validate File Format: Make sure that the file is in the correct format and is not corrupted. Try opening the file locally to confirm its integrity.
  Network Connectivity: If the file is on a network drive, ensure that the network connection is stable and that the drive is accessible.
  SAP GUI Configuration: Check the SAP GUI settings to ensure that file uploads are enabled. You may need to adjust settings in the SAP GUI options.
  Use Local File: If possible, try copying the file to a local directory on your machine and then attempt the upload again.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like AL11 (to check file directories) and SE38 (to run programs) that may be relevant to your upload process.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. You can search the SAP Support Portal for specific notes related to CNV20200105.
  Logs and Traces: Review any logs or traces that may provide additional context about the error. This can help in diagnosing the issue more effectively.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP Basis team or SAP support for further assistance.