How To Fix CNV_PE_GEN019 - Generation of function module interface (IF) failed

CNV_PE_GEN019 - Overview

• Message type: E = Error

• Message class: CNV_PE_GEN - Messages for object generation

• Message number: 019

• Message text: Generation of function module interface (IF) failed

What causes this issue?

Trying to generate the interface object for function module <ZH>&V1&</>
failed.

System Response

The generator function reported error <ZH>&V2&</><ZH>.</>

How to fix this error?

Try to execute the activity again. If the error still persists, contact
SAP for support.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

CNV_PE_GEN019 - Details

• The SAP error message CNV_PE_GEN019 indicates that there was a failure in generating the function module interface (IF) during a conversion or migration process, typically related to the SAP Data Migration or Conversion tools. This error can occur in various scenarios, such as during the execution of a conversion program or when trying to generate a function module for a specific data migration task.
  Causes:
  
  Syntax Errors: There may be syntax errors in the ABAP code or in the data structures being used.
  Missing Objects: Required objects (like tables, structures, or data elements) may be missing or not properly defined in the system.
  Authorization Issues: The user executing the process may not have the necessary authorizations to create or modify function modules.
  Inconsistent Data: The data being processed may be inconsistent or not conforming to the expected format.
  System Configuration: There may be issues with the system configuration or settings that prevent the generation of the