Message type: E = Error
Message class:  CNV20201 -  
Message number: 398
Message text: Syntax error in dynamic sub-routine pool => Development Support
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The SAP error message CNV20201398 indicates a syntax error in a dynamic subroutine pool, which is typically related to issues in the ABAP code. This error is often encountered during data migration or conversion processes, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
Cause: Syntax Errors in ABAP Code: The most common cause is a syntax error in the ABAP code that is being executed. This could be due to missing or incorrect statements, incorrect variable declarations, or other coding issues. Dynamic Code Generation: If the system is trying to generate code dynamically (for example, using CALL FUNCTION or CALL METHOD with dynamic parameters), any issues in the generated code can lead to this error. Incompatibility with the Current System: If the code was developed for a different version of SAP or if there are missing components or dependencies, it may not execute
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