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Error Can not open the machine

Posted: 31. Oct 2016, 04:52
by anh ngoc
I got this error, Anybody in here can help me please?

Failed to open a session for the virtual machine May Ao.

The virtual machine 'May Ao' has terminated unexpectedly during startup with exit code 1 (0x1). More details may be available in 'C:\Users\Renall\VirtualBox VMs\May Ao\Logs\VBoxHardening.log'.

Result Code: E_FAIL (0x80004005)
Component: MachineWrap
Interface: IMachine {b2547866-a0a1-4391-8b86-6952d82efaa0}

Re: Error Can not open the machine

Posted: 31. Oct 2016, 10:27
by socratis
anh ngoc wrote:More details may be available in 'C:\Users\Renall\VirtualBox VMs\May Ao\Logs\VBoxHardening.log'.

Re: Error Can not open the machine

Posted: 31. Oct 2016, 12:31
by anh ngoc
Can anyone help me please?

Re: Error Can not open the machine

Posted: 31. Oct 2016, 12:37
by socratis
Did you read the previous message? Post the mentioned log. Then you could get some help...

Re: Error Can not open the machine

Posted: 31. Oct 2016, 13:28
by mpack
That log can be large, so be sure to compress it (zip it) first.

Re: Error Can not open the machine

Posted: 31. Oct 2016, 17:32
by anh ngoc
This my Log file, Does anyone can found what issue ?

Re: Error Can not open the machine

Posted: 31. Oct 2016, 17:49
by scottgus1
Looks like Virtualbox is having a security issue with C:\Windows\System32\user32.dll, which is a file used in composing the Windows user interface. It gets modified by some theme changers, which are common for Windows 7. Do you have a theme changer installed? If so, try uninstalling it.

Re: Error Can not open the machine

Posted: 31. Oct 2016, 19:12
by socratis
I didn't look at the log (I trust Scott) but a good way to "restore" system files is to open an elevated (run as administrator) command prompt and run:
  • sfc /scannow

Re: Error Can not open the machine

Posted: 1. Nov 2016, 03:42
by anh ngoc
scottgus1 wrote:Looks like Virtualbox is having a security issue with C:\Windows\System32\user32.dll, which is a file used in composing the Windows user interface. It gets modified by some theme changers, which are common for Windows 7. Do you have a theme changer installed? If so, try uninstalling it.
I Don't have install any theme changer.

Re: Error Can not open the machine

Posted: 1. Nov 2016, 13:23
by scottgus1
OK, then run Socratis' recommended command and see what happens.