Unity Unhandled Exception: System.InvalidOperationException: Can't find file \\.\pipe\unity-ilpp fi

Full error message is "Unhandled Exception: System.InvalidOperationException: Can&find file \.pipeunity-ilpp-65de65c0711f847a909b8712bbaff0fd at Unity.ILPP.Trigger.TriggerApp.WaitForFileExists(String, TimeSpan) + 0x166 at Unity.ILPP.Trigger.TriggerApp.CreateClient(Arguments) + 0x23 at Unity.ILPP.Trigger.TriggerApp.ProcessArgumentsAsyncd__1.MoveNext() + 0x706 --- End of stack trace from previous location --- --- End of stack trace from previous location --- at Program.Main$d__0.MoveNext() + 0x1a3 --- End of stack trace from previous location --- at Program.Main(String[]) + 0x20 at Unity.ILPP.Trigger!BaseAddress+0x47891b"