How To Fix CNV_20320_CHECK002 - Explicit activity type merge found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20320_CHECK - Messages for check functions (Activity Types merge)

• Message number: 002

• Message text: Explicit activity type merge found

What causes this issue?

An explicit merge of activity types by a corresponding mapping was
detected. The activity types listed in the next messages will be merged.

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

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20320_CHECK002 - Explicit activity type merge found ?

  The SAP error message CNV_20320_CHECK002 indicates that there is an explicit activity type merge found during a data migration or conversion process, typically related to the SAP S/4HANA migration or other data transformation projects. This error usually arises when the system detects that two or more activity types are being merged in a way that is not allowed or not properly configured.
  Cause:
  
  Inconsistent Data: The error may occur due to inconsistencies in the data being migrated, such as duplicate activity types or conflicting definitions.
  Configuration Issues: There may be issues in the configuration of the activity types in the source or target system.
  Mapping Errors: Incorrect mapping of activity types during the migration process can lead to this error.
  Custom Development: If there are custom developments or enhancements that affect activity types, they may not be compatible with the migration process.
  
  Solution:
  
  Review Activity Types: Check the activity types in both the source and target systems to ensure there are no duplicates or conflicts.
  Adjust Mapping: Review the mapping of activity types in the migration tool or process. Ensure that each activity type is correctly mapped and that there are no unintended merges.
  Data Cleansing: Perform data cleansing on the source data to eliminate duplicates or inconsistencies before migration.
  Configuration Check: Verify the configuration settings for activity types in both systems to ensure they are aligned and compatible.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using for any additional guidance or known issues.
  Testing: Conduct thorough testing in a development or sandbox environment to identify and resolve issues before executing the migration in the production environment.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the migration logs for more detailed information about the error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Consult SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex configurations or custom developments.
  
  By following these steps, you should be able to identify the root cause of the CNV_20320_CHECK002 error and implement a suitable solution.