Message type: E = Error
Message class:  CNVMBT - Messages for MBT/API/PCL 
Message number: 015
Message text: Rule &1 not found in include &2
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The SAP error message CNVMBT015 indicates that a specific rule (denoted by &1) could not be found in the specified include (denoted by &2). This error typically arises in the context of data migration or conversion processes, particularly when using the SAP Migration Workbench or similar tools.
Cause: Missing Rule Definition: The rule that the system is trying to access has not been defined or is missing from the include file. Incorrect Include Name: The include name specified in the error message may be incorrect or not properly configured. Transport Issues: If the system has recently undergone a transport, the necessary rules may not have been transported correctly.
Configuration Issues: There may be issues with the configuration of the migration project or the specific migration object.
Solution: Check Rule Definition: Verify that the rule specified in the error message exists in the include file. You can do this by navigating to the relevant transaction (e.g., SE80 or
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