Start authorization for application & not set

What causes this issue?

You want to start application &V1&.
Settings in Customizing (Document management -> General data ->
Workstat. applicat.) define which applications can be started.
Application &V1& is not currently defined as an application that can be
started.

How to fix this error?

Consult your system manager to find out why.

Error message extract from SAP system. Copyright SAP SE.