How To Fix CNV_OM_PRESEL026 - Not all preselection tasks have been completed successfully!

CNV_OM_PRESEL026 - Overview

• Message type: E = Error

• Message class: CNV_OM_PRESEL - Messages for LT Object Based Preselection

• Message number: 026

• Message text: Not all preselection tasks have been completed successfully!

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.

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CNV_OM_PRESEL026 - Details

• The SAP error message CNV_OM_PRESEL026 indicates that not all preselection tasks in a conversion or migration process have been completed successfully. This error typically arises during data migration activities, particularly when using SAP's Conversion and Migration tools, such as the SAP S/4HANA Migration Cockpit or other data migration solutions.
  
  Cause:
  The error can be caused by several factors, including:
  
  
  Incomplete Preselection Tasks: Some of the preselection tasks required for the migration process have not been executed or completed successfully. This could be due to missing data, incorrect configurations, or other issues in the source system.
  
  
  Data Quality Issues: There may be data inconsistencies or quality issues in the source data that prevent the preselection tasks from completing.
  
  
  Configuration Errors: Incorrect settings or configurations in the migration tool or the source system can lead to failures in the preselection tasks.
  
  
  Authorization Issues: The user executing the migration may not have the necessary authorizations to complete all preselection