Message type: E = Error
Message class:  CNV_DMC_MC - Migration Object Modeler 
Message number: 104
Message text: Cannot display tooltip; Structure Field &1 has no tooltip
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The SAP error message CNV_DMC_MC104 indicates that the system is unable to display a tooltip for a specific structure field because that field does not have an associated tooltip defined. This error typically arises in the context of data migration or conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools.
Cause: The primary cause of this error is that the field in question does not have a tooltip defined in the system. Tooltips are often used to provide additional information about fields in user interfaces, and if a field lacks this information, the system cannot display it when requested.
Solution: To resolve this error, you can take the following steps: Check Field Definition: Verify the field definition in the relevant data structure or table. Ensure that the field is correctly defined and that it should have a tooltip. Define Tooltip: If the field is missing a tooltip, you can define one. This typically
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