How To Fix SDS_COMMON031 - File size has changed during download

SAP Error Message - Details

• Message type: E = Error

• Message class: SDS_COMMON -

• Message number: 031

• Message text: File size has changed during download

What causes this issue?

Each file is downloaded in chunks of the defined block size. For each
chunk, the attribute <LS>File Size</> is determined and compared with
the value derived during preparation of the download, to ensure data
integrity.
The file size for this file differs:
Value during preparation: &V1&
Current value: &V2&

System Response

The processing was cancelled.

How to fix this error?

Start a new download.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDS_COMMON031 - File size has changed during download ?

  The SAP error message SDS_COMMON031: File size has changed during download typically occurs when there is a discrepancy between the expected file size and the actual file size during a download process. This can happen for various reasons, including network issues, file corruption, or changes made to the file on the server while it is being downloaded.
  Causes:
  
  Network Issues: Interruption in the network connection can lead to incomplete downloads or changes in file size.
  File Modification: If the file is modified on the server while it is being downloaded, the size may change unexpectedly.
  File Corruption: The file may be corrupted either on the server or during the transfer process.
  Timeouts: If the download takes too long, it may time out, leading to an incomplete file.
  Server Configuration: Certain server settings or configurations may affect file handling and downloads.
  
  Solutions:
  
  Retry the Download: Sometimes, simply retrying the download can resolve the issue, especially if it was caused by a temporary network glitch.
  Check Network Stability: Ensure that your network connection is stable and reliable. If possible, switch to a wired connection or a different network.
  Verify File Integrity: Check if the file on the server is intact and has not been modified. If you have access, compare the file size on the server with the expected size.
  Increase Timeout Settings: If the download is timing out, consider increasing the timeout settings in your SAP configuration.
  Consult with IT Support: If the issue persists, it may be necessary to consult with your IT support team or SAP Basis team to investigate server-side issues or configurations.
  Use Alternative Download Methods: If possible, try using different methods to download the file, such as using a different SAP transaction or tool.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Logs and Traces: Review logs and traces in SAP to gather more information about the error. This can help in diagnosing the root cause.
  Documentation: Refer to SAP documentation for the specific module or transaction you are using to see if there are any known issues or specific configurations that need to be addressed.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.