Message type: E = Error
Message class:  CNV_CMIS_M - Message class for CMIS Migration 
Message number: 210
Message text: A new mapping entry can be created after the previous entry is saved
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The SAP error message CNV_CMIS_M210 typically occurs in the context of data migration or conversion processes, particularly when using the SAP Conversion Management Information System (CMIS). This error indicates that a new mapping entry cannot be created until the previous entry has been saved. Here’s a breakdown of the cause, potential solutions, and related information:
Cause: Uncommitted Changes: The error usually arises when there are unsaved changes in the mapping entries. The system requires that any existing mapping entry be saved before allowing the creation of a new one. Session Management: If multiple sessions or transactions are open, it may lead to conflicts where the system does not allow new entries until the current session is properly closed or saved. User Interface Issues: Sometimes, the user interface may not reflect the current state of the data, leading to confusion about whether an entry has been saved.
Solution: Save Current Entries: Ensure that any existing mapping entries
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