How To Fix MDG_MDF322 - &2 cannot be inserted under &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_MDF - Master Data: Messages

• Message number: 322

• Message text: &2 cannot be inserted under &1

What causes this issue?

In the hierarchy, you inserted entry &V2& under entry &V1&. However,
the definition of the characteristic does not allow any value of the
characteristic &V2& to be inserted under a value of the characteristic
&V1&.

System Response

The changes are not applied.

How to fix this error?

Change the definition of the hierarchy accordingly.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_MDF322 - &2 cannot be inserted under &1 ?

  The SAP error message MDG_MDF322 typically occurs in the context of Master Data Governance (MDG) when there is an issue with inserting a new record into a specific data model. The error message format usually indicates that a certain entity (represented by &2) cannot be inserted under a specific parent entity (represented by &1).
  Cause:
  The error can be caused by several factors, including:
  
  
  Hierarchy Constraints: The entity you are trying to insert may violate the hierarchy rules defined in the data model. For example, if the parent entity has restrictions on what child entities can be added.
  
  
  Missing Required Fields: The new record may be missing mandatory fields that are required for the insertion.
  
  
  Data Validation Rules: There may be validation rules in place that prevent the insertion of the new record based on the current state of the data.
  
  
  Authorization Issues: The user may not have the necessary permissions to perform the insertion.
  
  
  Data Model Configuration: There may be issues with the configuration of the data model itself, such as incorrect relationships or settings.
  
  
  Solution:
  To resolve the MDG_MDF322 error, you can take the following steps:
  
  
  Check Hierarchy Rules: Review the hierarchy rules for the parent entity to ensure that the child entity you are trying to insert is allowed.
  
  
  Validate Required Fields: Ensure that all mandatory fields for the new record are filled out correctly.
  
  
  Review Validation Rules: Check if there are any validation rules that might be preventing the insertion and adjust the data accordingly.
  
  
  Check User Authorizations: Verify that the user has the necessary authorizations to insert records in the relevant data model.
  
  
  Consult Configuration: If you have access to the configuration settings, review the data model configuration to ensure that it is set up correctly.
  
  
  Debugging: If the issue persists, consider using debugging tools to trace the error and identify the exact cause.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Documentation: Review the official SAP documentation for Master Data Governance to understand the data model and its constraints better.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed.
  
  If the problem continues after following these steps, it may be beneficial to reach out to SAP support for further assistance.