Message type: E = Error
Message class:  CNV_OM_PRESEL - Messages for LT Object Based Preselection 
Message number: 102
Message text: Preselection Monitor ('&2') for &1
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.
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The SAP error message CNV_OM_PRESEL102 typically relates to issues encountered in the Preselection Monitor during data migration or conversion processes, particularly in the context of SAP's Conversion Tools or Data Migration projects. This error message indicates that there is a problem with the preselection of data for the specified object.
Cause: The error message CNV_OM_PRESEL102 can be caused by several factors, including: Data Inconsistencies: There may be inconsistencies or issues with the data being processed, such as missing or incorrect entries.
Configuration Issues: The configuration settings for the preselection monitor may not be set up correctly, leading to errors in data selection. Authorization Issues: The user may not have the necessary authorizations to access or process the data in question. Technical Errors: There could be underlying technical issues, such as problems with the database or the migration tools themselves.
Solution: To resolve the CNV_OM_PRESEL102 error, you can take the following steps: Check Data Consistency: Review the data being processed
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