How To Fix TRUST101 - Certificate with subject key identifier &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: TRUST - Certificate Management

• Message number: 101

• Message text: Certificate with subject key identifier &1 already exists

What causes this issue?

There is already another certificate in the address book with the
subject key identifier &V1&. It is therefore not possible to add this
certificate to the address book.

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?

In the menu of the <DS><DS:TRAN.STRUST>Trust Manager</></>, call the
address book and check whether you want to continue to use the
certificate with the subject key identifier &V1&.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.