How To Fix CNV_10520040 - Module/method &2 returned error: &1; contact SAP for support

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10520 - Conversion module of FI-CA FIKEY-logic

• Message number: 040

• Message text: Module/method &2 returned error: &1; contact SAP for support

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_10520040 - Module/method &2 returned error: &1; contact SAP for support ?

  The SAP error message CNV_10520040 typically indicates an issue encountered during a data migration or conversion process, particularly when using SAP's tools for data migration (like the SAP S/4HANA Migration Cockpit or other data conversion tools). The error message suggests that a specific module or method has returned an error, and it advises contacting SAP support for further assistance.
  Possible Causes:
  
  Data Quality Issues: The data being migrated may not meet the required format or constraints, leading to validation errors.
  Configuration Problems: Incorrect configuration settings in the migration tool or in the target system can cause errors during the migration process.
  Missing Dependencies: Required objects, such as tables or fields, may be missing in the target system.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to perform certain actions.
  Technical Errors: There may be bugs or issues in the migration tool itself or in the underlying SAP system.
  
  Solutions:
  
  Check Logs: Review the detailed logs generated during the migration process to identify the specific cause of the error. Look for any additional error messages or codes that can provide more context.
  Data Validation: Ensure that the data being migrated is clean and adheres to the required formats and constraints. Perform data cleansing if necessary.
  Configuration Review: Verify the configuration settings in the migration tool and ensure they are correctly set up for your specific migration scenario.
  Dependencies Check: Ensure that all required objects and dependencies are present in the target system before starting the migration.
  User Authorizations: Confirm that the user executing the migration has the necessary authorizations to perform the required actions.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may address known issues related to this error.
  Contact SAP Support: If the issue persists after troubleshooting, gather all relevant information (error logs, system details, steps to reproduce the error) and contact SAP support for further assistance.
  
  Related Information:
  
  SAP Notes: Search for specific SAP Notes related to the CNV_10520040 error message in the SAP Support Portal.
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may provide insights into common issues and their resolutions.
  Community Forums: Consider checking SAP Community forums or other user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and potentially resolve the CNV_10520040 error. If not, reaching out to SAP support with detailed information will be the best course of action.