How To Fix USMDZ3060 - Change of assignment type not possible; delete data of predecessor first

SAP Error Message - Details

• Message type: E = Error

• Message class: USMDZ3 - Nachrichtenklasse zum UI des User-Interfaces

• Message number: 060

• Message text: Change of assignment type not possible; delete data of predecessor first

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message USMDZ3060 - Change of assignment type not possible; delete data of predecessor first ?

  The SAP error message USMDZ3060, which states "Change of assignment type not possible; delete data of predecessor first," typically occurs in the context of SAP Master Data Governance (MDG) when you are trying to change the assignment type of a master data object, but there are existing dependencies or relationships that prevent this change.
  Cause:
  
  Existing Relationships: The object you are trying to modify has existing relationships or dependencies with other objects that need to be addressed first.
  Predecessor Data: The predecessor data (the data that is currently assigned to the object) must be deleted or modified before you can change the assignment type.
  Data Integrity Constraints: SAP enforces data integrity rules that prevent changes that could lead to inconsistencies in the master data.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify Predecessor Data: Determine which predecessor data is causing the issue. You may need to check the relationships or dependencies of the object you are trying to modify.
  
  
  Delete or Modify Predecessor Data: 
  
  If the predecessor data is no longer needed, delete it.
  If it is still required, consider modifying it to remove the dependency on the object you are trying to change.
  
  
  
  Check Assignment Types: Ensure that the assignment types you are trying to change to and from are compatible and that there are no restrictions in place.
  
  
  Use Transaction Codes: Utilize relevant transaction codes (like MDG_MAT for material master data) to navigate to the specific data and make the necessary changes.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling master data changes and understanding the implications of assignment types.
  
  
  Testing: After making the necessary changes, test the modification again to ensure that the error does not reoccur.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  MDG Configuration: Review the configuration settings in your MDG system to ensure that they align with your business processes and data governance policies.
  User Permissions: Ensure that you have the necessary permissions to make changes to the master data and its relationships.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who specializes in SAP MDG for further assistance.