Alternatively, to remove it entirely via text, delete all lines starting with serial0 .
: When connecting two routers via their serial interfaces, ensure you have selected the correct cable type. Use the "Manual" cable connection and pick a "Serial DCE" cable for the device that will provide clocking.
Which and version are you using (VMware Workstation, ESXi, Fusion)? virtual device serial0 will start disconnected
, a technology that allows a virtual machine to use the host's printers. When VMware can't find the necessary driver on the host or the feature is turned off in the main preferences, it alerts you that the device won't be active during the session [ Are you currently using a
Close any application that might be using the port (e.g., a terminal emulator, legacy software, or another VM). Alternatively, to remove it entirely via text, delete
The error message typically appears in VMware environments when a virtual machine (VM) is configured with a serial port that it cannot properly initialize at startup . This is often a non-critical notification rather than a fatal error, but it can be annoying or indicate a configuration mismatch. Why This Happens
Which are you using? (vSphere ESXi, Workstation, or Fusion?) Which and version are you using (VMware Workstation,
Locate (or the port corresponding to serial0 ) in the hardware list.
Enable SSH on your ESXi host or navigate to the VM folder on your local storage.