How To Fix CNV20551816 - Download Unsuccessful

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 816

• Message text: Download Unsuccessful

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 CNV20551816 - Download Unsuccessful ?

  The SAP error message CNV20551816, which indicates "Download Unsuccessful," typically occurs during data migration or conversion processes, particularly when using SAP's tools for data transfer, such as the SAP S/4HANA Migration Cockpit or other data migration tools.
  Causes:
  
  Network Issues: Unstable or slow network connections can interrupt the download process.
  File Size Limitations: The file being downloaded may exceed size limits set by the system or network configurations.
  Insufficient Permissions: The user may not have the necessary permissions to download the data.
  System Configuration: Incorrect configurations in the SAP system or the migration tool can lead to download failures.
  Temporary System Issues: The SAP system may be experiencing temporary issues or downtime.
  
  Solutions:
  
  Check Network Connection: Ensure that the network connection is stable and has sufficient bandwidth.
  Review File Size: If the file is too large, consider breaking it into smaller parts or checking system settings for file size limits.
  Verify User Permissions: Ensure that the user has the necessary permissions to perform the download.
  System Configuration Review: Check the configuration settings of the SAP system and the migration tool to ensure they are set up correctly.
  Retry the Download: Sometimes, simply retrying the download after a short period can resolve temporary issues.
  Check SAP Notes: Look for any relevant SAP Notes or updates that may address this specific error message.
  Consult Logs: Review system logs for more detailed error messages that can provide insights into the cause of the failure.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more specific guidance based on the system's configuration and logs.
  Documentation: Refer to the official SAP documentation for the specific migration tool being used, as it may contain troubleshooting steps for common errors.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the CNV20551816 error and implement a suitable solution.