How To Fix MDG_IDM_TOOLS039 - Data type &1 is not supported for conversion from int. to ext. format

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_IDM_TOOLS - Message Class for ID Mapping Tools

• Message number: 039

• Message text: Data type &1 is not supported for conversion from int. to ext. format

What causes this issue?

You have passed the ID value in a data type structure (&V1&) which is
not supported by the key mapping conversion routine.

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

System Response

How to fix this error?

The key mapping conversion routine
CL_MDG_ID_MATCHING_TOOLS_EXT=>CONVERT_ID_VALUE_INT2EXT supports only the
following data types:
Key structure assigned to the corresponding object identifier type
Structure with a different name like the original key structure linked
to the given object identifier type, but which fulfills the following
rules:
The structure has the same number of fields like the original key
structure.
All components are referenced to the same domains like the original
components.
The individual component names might have different names to the
original key structure linked to the same domains like the original key
structure, but with different component names within the structure.
Single field of type character.
Single field of type string.
Adjust your code accordingly.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_IDM_TOOLS039 - Data type &1 is not supported for conversion from int. to ext. format ?

  The SAP error message MDG_IDM_TOOLS039 indicates that there is an issue with data type conversion in the context of Master Data Governance (MDG) and Identity Management (IDM). Specifically, it suggests that the data type being used is not supported for conversion from an internal format (int) to an external format.
  Cause:
  This error typically arises due to one of the following reasons:
  
  
  Unsupported Data Type: The data type specified (represented by &1 in the error message) is not compatible with the expected conversion process. This could happen if the data type is custom or not recognized by the system.
  
  
  Configuration Issues: There may be a misconfiguration in the data model or mapping settings that leads to the system attempting to convert a data type that it cannot handle.
  
  
  Data Integrity Issues: The data being processed may contain values that are not valid for the expected data type, leading to conversion failures.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Data Type: Verify the data type that is causing the issue. Ensure that it is a standard data type supported by SAP for conversion. If it is a custom data type, consider modifying it to a supported type.
  
  
  Review Configuration: Check the configuration settings in the MDG and IDM areas. Ensure that the mappings and data models are correctly set up to handle the data types being used.
  
  
  Data Validation: Validate the data being processed to ensure that it conforms to the expected formats and types. Look for any anomalies or invalid entries that could be causing the conversion to fail.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to MDG and IDM for any specific guidelines on data type handling and conversion.
  
  
  Debugging: If you have access to the development environment, consider debugging the process to identify the exact point of failure and the data being processed at that time.
  
  
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. Provide them with the error details, context, and any relevant configuration settings.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data type handling in MDG and IDM.
  MDG Documentation: Review the official SAP MDG documentation for best practices on data modeling and type management.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.