You Xia's operating system is 64-bit Windows 7, usually using VMware Workstation 8.0.1 testing software. A problem occurred in the system a few days ago and copied a part of the Registry file from another computer for import, I opened Vmware today and found that it has crashed ...... Specifically: I added a SCSI hard disk to an existing Windows 2003 Server image and started it. The prompt is: cocould not get vmci driver version: the handle is invalid. you have an incorrect version of driver "vmci. sys ". try reinstalling VMware Workstation. module DevicePowerOn power on failed ...... As prompted, I reinstalled vmware and found that it was still like this ...... Search and find this: Find the VMX file xxxx. vmx of the VM, open it in notepad, remove the line vmci0.present = "TRUE", and save it. Just re-open the virtual machine! Open the Windows Server 2003 Enterprise Edition. vmx file in the Windows 2003 Server image directory, remove the above prompt vmci0.present = "TRUE", and open it again!