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There is already a component &1 that refers on component &2

Message type: E = Error

Message class: S~ - Repository API Business Navigator

Message number: 021

Message text: There is already a component &1 that refers on component &2



What causes this issue?

To insert a customer model you tried to insert a new component refering
to an SAP component. But the component is already refered by an
existing component.


System Response

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



How to fix this error?

Use the existing component to add your model.

Error message extract from SAP system. Copyright SAP SE.