Cannot find entry &1 in secure store

What causes this issue?

An entry with the name &V1& is to be read from, changed in, or deleted
from the secure storage.
However, this no entry with this name exists.

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?

If the appearance of this message does not cause you any problems, you
can ignore the message.
Otherwise, contact your system administrator.

Procedure for System Administrators

An error has occurred, if this message interferes with the work flow,
but not if this message only occurs when performing an optional
function.
In the first case, check if there is an SAP Note for this message.

Error message extract from SAP system. Copyright SAP SE.