To anyone else, it was a minor configuration warning—a ghost of a legacy printer port that no longer existed in the physical world. But to Elias, it was the sound of a door locking from the inside. He clicked "OK." He always clicked "OK."
The error message "Virtual device serial0 will start disconnected" virtual device serial0 will start disconnected
If the UI options do not fix the issue, you may need to edit the VM's configuration file directly. To anyone else, it was a minor configuration