How To Fix UAS017 - Only one of this type can exist per data basis

SAP Error Message - Details

• Message type: E = Error

• Message class: UAS -

• Message number: 017

• Message text: Only one of this type can exist per data basis

What causes this issue?

Each data basis can contain only one model version, one posting level,
one context, and one link type.

System Response

Type was not created.

How to fix this error?

In order to create a new type, you need to delete the old type first.

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.