Message type: E = Error
Message class:  CNV_IUUC_REPL_ADV_SE - MEssage class for package CNV_IUUC_REPL_ADV_SETTINGS 
Message number: 011
Message text: Mass transfer ID & doesn't exist
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The SAP error message CNV_IUUC_REPL_ADV_SE011 with the description "Mass transfer ID & doesn't exist" typically occurs in the context of data replication or migration processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services.
Cause: This error indicates that the system is trying to access a mass transfer ID that does not exist in the database. This can happen due to several reasons: Incorrect Mass Transfer ID: The ID being referenced may have been mistyped or incorrectly specified in the configuration. Mass Transfer ID Deletion: The mass transfer ID may have been deleted or not created properly in the system.
Configuration Issues: There may be issues with the configuration of the data replication setup, leading to the system not recognizing the mass transfer ID. System Synchronization Issues: If there are multiple systems involved, there may be synchronization issues where the mass transfer ID exists in one system but not in another.
Solution: To resolve this
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