here's what would do...Remove the existing network adapter, then
1. Click Start, click Run, type cmd.exe, and then press ENTER.
2. Type set devmgr_show_nonpresent_devices=1, and then press ENTER.
3. Type Start DEVMGMT.MSC, and then press ENTER.
4. Click View, and then click Show Hidden Devices.
5. Expand the Network Adapters tree.
6. Right-click the dimmed network adapter, and then click Uninstall.
When complete, install a new apapter and see what happens. If asked for drivers point to
c:\Program Files\VMware\VMware Tools\Drivers\vmxnet