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