Message type: E = Error
Message class:  CNV_OM_PRESEL - Messages for LT Object Based Preselection 
Message number: 105
Message text: Reset the status of selected tasks
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The SAP error message CNV_OM_PRESEL105 typically occurs during the execution of a conversion or migration process, particularly in the context of SAP's data migration tools. This error indicates that there is an issue with the status of selected tasks that need to be reset before proceeding.
Cause: The error can be caused by several factors, including: Incomplete Task Execution: Some tasks may not have been completed successfully, leading to an inconsistent state. Manual Interventions: If tasks were manually altered or interrupted, it could lead to a status that does not allow further processing. System Errors: Temporary system issues or inconsistencies in the database can also trigger this error.
Solution: To resolve the CNV_OM_PRESEL105 error, you can follow these steps: Reset Task Status: Navigate to the relevant transaction or program where the tasks are managed. Look for an option to reset or reinitialize the status of the tasks. This may involve selecting the tasks and choosing a reset option. Check Task Logs: Review
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