How To Fix CNV_OM_PRESEL221 - All preselection tasks and preselection table content deleted

CNV_OM_PRESEL221 - Overview

• Message type: E = Error

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

• Message number: 221

• Message text: All preselection tasks and preselection table content deleted

Self-Explanatory Message

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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.

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CNV_OM_PRESEL221 - Details

• The SAP error message CNV_OM_PRESEL221 indicates that all preselection tasks and the content of the preselection table have been deleted. This error typically arises in the context of data migration or conversion processes, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other data conversion tools.
  
  Cause:
  
  Manual Deletion: The preselection tasks or the preselection table content may have been manually deleted by a user or through a process that was not intended to remove these entries.
  System Configuration: There may be a misconfiguration in the system that leads to the deletion of these tasks.
  Data Migration Process: If the data migration process was interrupted or not completed successfully, it could lead to the deletion of preselection tasks.
  Transport Issues: If there were issues with transporting objects or configurations related to the migration, it could result in the loss of preselection data.
  
  
  Solution:
  
  Restore Preselection Tasks: If you have a