Virtual Device Serial0 Will Start Disconnected !!top!! -

If you do not explicitly use virtual printing, removing the legacy device is the cleanest fix. the virtual machine completely. Open Edit Virtual Machine Settings .

Thus, while the message is a strong hint to check your configuration, it is rarely the primary cause of a system failure. The same is true for GNS3, where the equivalent behavior of a dead serial link is usually due to a missing module or incorrect cabling rather than a core emulator bug.

Click to save. Note: The device remains in your virtual hardware list, but VMware will no longer attempt to initialize it when the system boots. Method 3: Reconfigure the Connection Target virtual device serial0 will start disconnected

Log into the or open VMware Workstation . Power off the target virtual machine. Right-click the VM and select Edit Settings .

The VM configuration is looking for a physical serial port ( COM1 , COM2 , etc.) on your modern host computer, but modern motherboards rarely feature these legacy ports. If you do not explicitly use virtual printing,

A: No. The warning is informational, not critical. The virtual machine will continue to operate normally, though the serial port may not be available until manually reconnected. Many users run production VMs for years with this warning appearing at every boot without any adverse effects.

The "virtual device serial0 will start disconnected" message itself is not a direct indicator of a problem, but the information it provides helps diagnose connectivity issues. Thus, while the message is a strong hint

Locate (or the port corresponding to serial0 ) in the hardware list.