The error appears if the path for Cloud storage is misconfigured. Such a job won't be performed as the Agent won't be able to access the Cloud storage by this path.
To see the actual path that is reported in the error message go to the job run -> Agents. Select the agent from the error message and on tab Overview see its path.
The correct way to configure the path to a Cloud storage is to use the appropriate path macro and select one of the configured storages. The path will be the target object in the storage. Read more about setting the path correctly here.