How To Fix USMD2045 - Attribute &3 cannot be used for UI element &1 (entity type &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD2 - Master Data: UI Modeling

• Message number: 045

• Message text: Attribute &3 cannot be used for UI element &1 (entity type &2)

What causes this issue?

UI element &V1& has the UI element type <LS>Table Column</> or <LS>Table
Column with Key Field</>, therefore the attribute assigned to the
lower-level UI element must have a higher-level entity type. Attribute
&V3& does not have a higher-level entity type, however.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

INCLUDE CHANGES_CANNOT_BE_SAVED OBJECT DOKU ID TX

How to fix this error?

Enter an attribute that has a higher-level entity type for the
lower-level UI element of UI element &V1&.

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 USMD2045 - Attribute &3 cannot be used for UI element &1 (entity type &2) ?

  The SAP error message USMD2045 indicates that there is an issue with the usage of a specific attribute in a UI element within the context of the SAP Master Data Governance (MDG) application. The message typically means that the attribute you are trying to use is not compatible with the UI element you are working with, or it is not allowed for the specified entity type.
  Cause:
  
  Attribute Compatibility: The attribute you are trying to use may not be compatible with the UI element due to its data type or properties.
  Entity Type Restrictions: The attribute may not be allowed for the specific entity type you are working with. Each entity type in SAP MDG has specific attributes that can be used in the UI.
  Configuration Issues: There may be configuration issues in the MDG data model or UI configuration that prevent the attribute from being used in the specified context.
  
  Solution:
  
  Check Attribute Properties: Review the properties of the attribute in the data model to ensure it is compatible with the UI element you are trying to use. Look for data types, length, and other constraints.
  Review Entity Type Configuration: Verify that the attribute is indeed allowed for the entity type in question. You can do this by checking the data model configuration in the MDG customizing settings.
  Adjust UI Configuration: If the attribute is not allowed for the UI element, consider modifying the UI configuration to either remove the attribute or replace it with a compatible one.
  Consult Documentation: Refer to the SAP documentation for MDG to understand the specific requirements and limitations regarding attributes and UI elements.
  Debugging: If you have access to the development environment, you can debug the application to trace where the error is being triggered and gather more context about the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  MDG Data Model: Familiarize yourself with the MDG data model and the specific attributes associated with each entity type.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Consider additional training or resources on SAP MDG to better understand the configuration and usage of attributes and UI elements.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.