Message type: E = Error
Message class:  CNV_OM_PRESEL - Messages for LT Object Based Preselection 
Message number: 144
Message text: The following tasks have been selected to be simulated
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The SAP error message CNV_OM_PRESEL144 typically occurs during the execution of a conversion or migration project, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that certain tasks have been selected for simulation, but there may be issues with the configuration or prerequisites that need to be addressed.
Cause: Task Selection: The error may arise if the selected tasks for simulation are not properly configured or if there are dependencies that have not been met. Missing Data: Required data or configuration settings may be missing, leading to the inability to simulate the selected tasks. Incompatibility: The selected tasks may not be compatible with the current system settings or the version of SAP being used. Authorization Issues: The user executing the simulation may not have the necessary authorizations to perform the selected tasks.
Solution: Check Task Configuration: Review the configuration of the selected tasks to ensure they are set up correctly. Make sure
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