How To Fix MDG_MDF306 - Delta leaf &1 cannot be deleted manually

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_MDF - Master Data: Messages

• Message number: 306

• Message text: Delta leaf &1 cannot be deleted manually

What causes this issue?

You attempted to delete a technical leaf (that is, a delta node) in the
hierarchy. This is not possible because the delta node is assigned as
an attribute to the higher-level, non-postable hierarchy node.

System Response

The delta node cannot be deleted.

How to fix this error?

If you want to allocate a different delta node to the hierarchy node,
this is only possible by maintaining the appropriate value of the node
characteristic. The next time the hierarchy is read, the new delta node
will automatically appear in the hierarchy structure.

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_MDF306 - Delta leaf &1 cannot be deleted manually ?

  The SAP error message MDG_MDF306 indicates that a delta leaf (a specific version of a data object in the Master Data Governance (MDG) framework) cannot be deleted manually. This typically occurs in the context of managing master data in SAP MDG, where delta leaves represent changes or versions of master data records.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  
  Data Integrity Constraints: The delta leaf may be linked to other records or processes that prevent its deletion. For example, if the delta leaf is part of an active workflow or is referenced by other master data objects, it cannot be deleted.
  
  
  Authorization Issues: The user may not have the necessary permissions to delete the delta leaf.
  
  
  System Configuration: Certain configurations in the MDG system may restrict the deletion of delta leaves to maintain data integrity.
  
  
  Status of the Delta Leaf: The delta leaf might be in a status that does not