How To Fix CNV20305614 - Problem in routine CNV_20305_REFDOCNR: Unknown type (AWTYP)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20305 - Messages for conversion packages in CO

• Message number: 614

• Message text: Problem in routine CNV_20305_REFDOCNR: Unknown type (AWTYP)

What causes this issue?

Routine CNV_20305_REFDOCNR converts a field based on the type in field
REFDOCCT. If REFDOCCT = W, field AWTYP is also used for case
distinction purposes.
During the conversion, an unknown value occurred in field AWTYP: &V1&.
Additional information: The value of the field that is meant to be
converted is &V2&.

System Response

The routine cannot convert the current field.
However the conversion is continued for the other fields and records.

How to fix this error?

An analysis is required to find out how the routine should react to the
unknown type; if necessary, the routine must be changed accordingly.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20305614 - Problem in routine CNV_20305_REFDOCNR: Unknown type (AWTYP) ?

  The SAP error message CNV20305614, which indicates a problem in the routine CNV_20305_REFDOCNR due to an "Unknown type (AWTYP)," typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  
  Unknown Document Type: The error suggests that the system encountered a document type (AWTYP) that is not recognized or defined in the system. This could happen if the document type is missing from the configuration or if there is a mismatch between the source and target systems.
  Data Inconsistencies: There may be inconsistencies in the data being migrated, such as missing or incorrect entries in the relevant tables.
  Customizations: If there are custom document types that are not properly configured or recognized in the migration process, this can lead to the error.
  
  Solution:
  
  Check Document Types: Verify that all document types (AWTYP) used in the migration are defined in the target system. You can do this by checking the relevant configuration settings in SAP.
  Update Migration Settings: If you are using a migration template, ensure that it includes all necessary document types. You may need to update the migration settings to include any custom document types.
  Data Validation: Review the data being migrated for any inconsistencies or missing entries. Ensure that all required fields are populated correctly.
  Custom Code Review: If there are custom routines or enhancements in the migration process, review the code to ensure that it correctly handles all document types.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific instructions or known issues related to the error.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the context in which it occurs.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE80 (Object Navigator) or SE37 (Function Module) to investigate the routine CNV_20305_REFDOCNR and understand its logic.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide guidance on handling document types during migration.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its configuration options, as it may provide additional insights into handling document types.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.