System cannot access target directory &

What causes this issue?

Server of logical path not found or archive directory (target
directory) not accessible.

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?

Check the definition of the logical path and the availability of the
archive directory.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.