Symptoms
Unable to launch VMware Remote Console (VMRC) from the vCenterError: "unable to connect to the mks a specified parameter was not correct: tickettype"
Purpose
To identify the cause and fix the VMRC issue so that the users can use VMRC for opening VM remote consoles.
Cause
The error is due to an outdated VMRC version installed.Post upgrade from vSphere 7(ESXi/VCenter) to version 8.0 or later the VMRC console throws error.
In the VMRC logs, located at %TEMP%\vmware-%USERNAME%\ for Windows OS and /tmp/vmware-$use/ for Linux OS, you see entries similar to
2023-08-31T14:33:14.966+02:00| vmrc| I125: Log for VMware Remote Console pid=47624 version=10.0.4 build=build-11818843 option=Release
2023-08-31T14:33:14.987+02:00| vmrc| I125: VMware Remote Console
2023-08-31T14:33:28.894+02:00| vmrc| I125: cui::VMTicketingVIM::AcquireTicket
2023-08-31T14:33:28.894+02:00| vmrc| I125: cui::VMTicketingVIM::AcquireTicket - AUTO_QUEUING - can acquire ticket now, acquiring
2023-08-31T14:33:28.894+02:00| vmrc| I125: cui::VMTicketingVIM::DoAcquireTicket
2023-08-31T14:33:28.894+02:00| vmrc| I125: cui::VMTicketingVIM::DoAcquireTicket - issuing ticket acquisition request
2023-08-31T14:33:28.901+02:00| vmrc| I125: cui::VMBindingUnityMgr::OnGuestCanRunUnityChanged: The guest is a supported version of Windows, checking Tools status. Version status: 4, running status: 0
2023-08-31T14:33:28.901+02:00| vmrc| I125: cui::VMBindingUnityMgr::OnGuestCanRunUnityChanged: Tools status is OUTDATED
2023-08-31T14:33:28.920+02:00| vmrc| W115: cui::MKS::OnAcquireAbort (7A72020): A specified parameter was not correct: ticketType
2023-08-31T14:33:28.920+02:00| vmrc| I125: cui::MKS::OnSetAttachError (7A72020): -1
2023-08-31T14:33:28.921+02:00| vmrc| I125: DlgUI: Unable to connect to the MKS: A specified parameter was not correct: ticketType.
2023-08-31T14:33:28.961+02:00| vmrc| I125: VMMgr: Finished opening VM at /vm/#_4BA8720_vm-242818/ from vcenter.sddc-x-x-x-x.vmwarevmc.com:vm-242818
Impact / Risks
Affects the users productivity when trying to access VMRC consoles of multiples VMs.
Resolution
To resolve the VMRC error, upgrade the VMRC plugin to latest. Refer KB2091284 for steps to install latest VMRC plugin.
