Message type: E = Error
Message class:  LTR2_ES_CHECK_CNV - Messages for OBC Checks 
Message number: 030
Message text: Check if transformation rules are assigned
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The SAP error message LTR2_ES_CHECK_CNV030 typically indicates that there is an issue with the assignment of transformation rules in the context of data migration or data transformation processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services.
Cause: The error occurs when the system checks for the existence of transformation rules that are supposed to be assigned to a specific data transformation or migration task, and it finds that these rules are either missing or not properly assigned. This can happen due to several reasons, including: Missing Transformation Rules: The required transformation rules have not been created or are not available in the system. Incorrect Assignment: The transformation rules may exist but are not correctly assigned to the relevant data objects or processes.
Configuration Issues: There may be configuration issues in the SLT or data migration settings that prevent the rules from being recognized. Transport Issues: If the transformation rules were transported from
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