How To Fix CNV_DMC_WDA120 - &1 files uploaded successfully; cannot upload &2 files

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_WDA - Messages used in WDA UI

• Message number: 120

• Message text: &1 files uploaded successfully; cannot upload &2 files

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 CNV_DMC_WDA120 - &1 files uploaded successfully; cannot upload &2 files ?

  The SAP error message CNV_DMC_WDA120 typically occurs during data migration processes, particularly when using the SAP Data Migration Cockpit (DMC). This error indicates that while some files were uploaded successfully, others could not be uploaded due to various reasons.
  Cause:
  The error message CNV_DMC_WDA120 can be caused by several factors, including:
  
  File Format Issues: The files that failed to upload may not be in the correct format or may contain invalid data.
  Data Validation Errors: The data in the files may not meet the validation rules defined in the target system.
  File Size Limitations: The files that failed to upload may exceed the maximum file size allowed for uploads.
  Network Issues: Temporary network issues could interrupt the upload process.
  Permissions: The user may not have the necessary permissions to upload certain files.
  Configuration Issues: There may be configuration issues in the DMC or the target system that prevent successful uploads.
  
  Solution:
  To resolve the CNV_DMC_WDA120 error, you can take the following steps:
  
  Check File Format: Ensure that the files are in the correct format (e.g., CSV, XLSX) and adhere to the required structure.
  Validate Data: Review the data in the files that failed to upload. Check for any invalid entries or data types that do not match the target system's requirements.
  Review File Size: Check the size of the files that failed to upload and ensure they are within the acceptable limits.
  Network Stability: Ensure that your network connection is stable during the upload process.
  User Permissions: Verify that the user account being used has the necessary permissions to upload the files.
  Check Logs: Review the logs for more detailed error messages that can provide insights into why the upload failed.
  Retry Upload: After addressing the above issues, attempt to re-upload the files that failed.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the Data Migration Cockpit for any known issues or patches that may address this error.
  Documentation: Refer to the official SAP documentation for the Data Migration Cockpit for guidelines on file formats, data validation rules, and best practices for data uploads.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.