Some times you may receive an error if both Hyper-V and VMware workstation are installed. You can disable Hyper-V to run VMware Workstation and also disable Device / Credential guard.
Here is a procedure to disable Device/Credential guard on Windows 10 System.
Disable Windows Defender Credential Guard by using Group Policy:
You can use Group Policy to enable Windows Defender Credential Guard.
From the Group Policy Management Console, go to Computer Configuration -> Administrative Templates -> System -> Device Guard.
Double-click Turn On Virtualization Based Security, and then click the Disabled option.
Update Group Policy to apply changes with gpupdate /force.
If the group policy update does not resolve the issue, reboot the system.