How To Fix MDG_OITC_CUST005 - Key mapping not possible for &1 data type assigned to key component &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_OITC_CUST - MDG. Object Identifier Type Code messages

• Message number: 005

• Message text: Key mapping not possible for &1 data type assigned to key component &2

What causes this issue?

You assigned the &V3& <DS:DE.MDG_STRUCNAME_OBJECT_ID>key structure</>
to the &V4& <DS:DE.MDG_IDS_TYPE_CODE_BS>object ID type</>. The key
structure includes the &V2& key component which has a data type of &V1&
that key mapping does not support.

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?

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_OITC_CUST005 - Key mapping not possible for &1 data type assigned to key component &2 ?

  The SAP error message MDG_OITC_CUST005 indicates that there is an issue with key mapping in the Master Data Governance (MDG) system. Specifically, it suggests that the system is unable to perform key mapping for a certain data type that is assigned to a key component. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause
  
  Missing Key Mapping Configuration: The error often arises when there is no key mapping defined for the specified data type and key component in the MDG configuration.
  Incorrect Data Type: The data type assigned to the key component may not be compatible or correctly configured for key mapping.
  Inconsistent Data: There may be inconsistencies in the data that prevent the system from performing the key mapping.
  Custom Development Issues: If there are custom developments or enhancements in the MDG process, they might interfere with the standard key mapping functionality.
  
  Solution
  
  
  Check Key Mapping Configuration:
  
  Navigate to the MDG configuration settings and verify that the key mapping for the specified data type and key component is correctly defined.
  Ensure that the mapping is active and correctly linked to the relevant data model.
  
  
  
  Review Data Types:
  
  Confirm that the data type assigned to the key component is valid and correctly set up in the system.
  If necessary, adjust the data type or reassign it to a compatible key component.
  
  
  
  Data Consistency Check:
  
  Perform a data consistency check to identify any discrepancies in the data that might be causing the issue.
  Clean up any inconsistent or erroneous data entries.
  
  
  
  Custom Code Review:
  
  If there are any custom developments related to key mapping, review the code to ensure it does not conflict with standard MDG processes.
  Debug the custom code if necessary to identify any issues.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to MDG key mapping for additional insights and troubleshooting steps.
  
  
  
  SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant configuration settings.
  
  
  
  Related Information
  
  MDG Configuration: Familiarize yourself with the MDG configuration settings, especially those related to key mapping and data modeling.
  SAP Notes: Search for relevant SAP Notes that may address known issues or provide patches related to this error.
  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 and resolve the issue related to the MDG_OITC_CUST005 error message.