...
When running NetAnalysis® v2, HstEx® v4 or Blade® in a VMWare machine with a valid USB licence dongle attached, you may receive a warning message "Virtual Environment Detected", with a Result Code of 1.
...
This is caused by older versions of VMWare Workstation and an issue with the USB 3.0 driver in Windows 8. To rectify the problem, open the Virtual Machine Settings and select the USB controller. Change the USB compatibility to "USB 2.0". Once this setting has been changed, make sure that you have connected the USB licence dongle to the Virtual Machine and then launch NetAnalysis® / HstEx®.
...