How To Fix CNV_CMIS_A_20_FUNC012 - Error while deleting data from the database; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CMIS_A_20_FUNC - Message texts for CNV_CMIS_A_20 function modules

• Message number: 012

• Message text: Error while deleting data from the database; see long text

<LS>&CAUSE&</>
You are trying to remove the existing list of excluded objects in the
<LS>Create Worklists </>activity.

System Response

The system cannot delete these objects and displays an error message.

How to fix this error?

Contact your system administrator. When the problem is resolved,
execute the <LS>Create Worklists </>activity; then try to remove the
existing objects from the excluded list.

Procedure for System Administrators

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 CNV_CMIS_A_20_FUNC012 - Error while deleting data from the database; see long text ?

  The SAP error message CNV_CMIS_A_20_FUNC012 typically indicates an issue encountered while attempting to delete data from the database during a data migration or conversion process. This error is part of the SAP Conversion and Migration tools, often related to the SAP S/4HANA migration or other data transformation projects.
  Cause:
  The error can be caused by several factors, including but not limited to:
  
  Database Constraints: There may be foreign key constraints or other database integrity constraints preventing the deletion of certain records.
  Locking Issues: The records you are trying to delete might be locked by another transaction or user.
  Insufficient Authorizations: The user executing the deletion may not have the necessary permissions to delete the data.
  Data Integrity Issues: There may be issues with the data itself, such as inconsistencies or corruption.
  Technical Errors: There could be bugs or issues in the migration tool or the underlying database.
  
  Solution:
  To resolve the CNV_CMIS_A_20_FUNC012 error, you can take the following steps:
  
  
  Check Database Constraints: Review the database schema to identify any foreign key constraints that might be preventing the deletion. You may need to delete dependent records first or adjust the constraints.
  
  
  Release Locks: Use transaction codes like SM12 to check for and release any locks on the records you are trying to delete.
  
  
  Verify Authorizations: Ensure that the user executing the deletion has the necessary authorizations. You may need to consult with your SAP security team.
  
  
  Review Data Integrity: Check the data for any inconsistencies or corruption. You may need to run consistency checks or data validation processes.
  
  
  Check Logs and Long Text: Review the detailed logs and long text associated with the error message for more specific information about what caused the error. This can provide insights into the exact nature of the problem.
  
  
  Consult SAP Notes: Look for relevant SAP Notes or documentation that may address this specific error. SAP frequently updates its knowledge base with solutions for common issues.
  
  
  Testing in a Development Environment: If possible, replicate the issue in a development or test environment to troubleshoot without affecting production data.
  
  
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE37 (Function Modules), and SM21 (System Log) for troubleshooting.
  Migration Tools: Understand the specific migration tools you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) and their documentation.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the CNV_CMIS_A_20_FUNC012 error effectively.