Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 105
Message text: Sales order &1 was skipped because it is already in process.
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The SAP error message CNV_DMC_SIN105 indicates that a sales order (identified by the number &1) was skipped during a data migration or conversion process because it is already in process. This typically occurs in scenarios where data is being migrated from one system to another, such as during a system upgrade or when implementing a new SAP system.
Cause: Sales Order Already in Process: The sales order is currently being processed in the system, which means it may be locked or in a state that prevents it from being migrated or converted. Concurrency Issues: If multiple processes are trying to access or modify the same sales order simultaneously, it can lead to this error. Data Integrity Checks: The migration tool may have built-in checks to ensure data integrity, and if it detects that the sales order is in a state that could lead to inconsistencies, it will skip it.
Solution: Check Sales Order Status: Verify the
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