Virtual Device Serial0 Will Start Disconnected ^hot^
The serial0 warning is the cause. Look for other errors like disk boot failure, corrupted VMX, or missing virtual disk files. The serial message is only informational.
) to handle "Virtual Printing" (ThinPrint). Following the removal of this feature in late 2023 updates, legacy virtual machine configurations still contain entries for it, leading to an invalid parameter error: serial0.fileType = "thinprint" How to Resolve the Issue Method 1: Using the GUI (Recommended for Workstation) Power off the virtual machine. VM Settings Select the and save your changes. : In VMware Workstation, go to Preferences and uncheck "Enable virtual printers" to prevent it globally. Broadcom support portal virtual device serial0 will start disconnected
If you do not require a printer or a serial connection, the simplest fix is to remove the device entirely. the virtual machine. Go to VM > Settings . Select Printer or Serial Port from the hardware list. Click Remove and save the changes. Method 2: Manually Edit the .vmx File The serial0 warning is the cause
If you are a standard user running Windows or Linux desktops, simply removing the Serial Port from the settings is the permanent solution. ) to handle "Virtual Printing" (ThinPrint)
[[defaults]] console = 2000 sparsemem = True ghostios = True # This does not suppress the message, but ensures faster boot
This warning message (or log entry) typically appears in products (like VMware Workstation, Player, or ESXi). It indicates that the virtual machine is configured to have a serial port, but the host computer cannot connect to it—usually because the designated file or device path does not exist yet.
