Message type: E = Error
Message class:  CNV_PE_TPM - Messages within transport management functions 
Message number: 053
Message text: Template include &1 is not found in the system
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The SAP error message CNV_PE_TPM053 indicates that a specific template include, identified by the placeholder &1, is not found in the system. This error typically arises in the context of data migration or conversion processes, particularly when using SAP's tools for data transfer or transformation.
Cause: Missing Template Include: The specified template include may not exist in the system. This could be due to: The template not being created or imported. The template being deleted or not properly activated. A typo in the template name or incorrect configuration. Incorrect Configuration: The system might be looking for a template that is not configured correctly in the migration or conversion settings. Transport Issues: If the template was recently transported from another system, there may have been issues during the transport process that resulted in the template not being available.
Solution: Check Template Existence: Verify if the template include exists in the system. You can do this by navigating to the relevant transaction
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