The virtual machine has terminated unexpectedly during startup with exit code 1

Several VirtualBox customers are encountering the “Virtual machine has actually terminated suddenly in the time of startup through exit code 1 (0x1)” error whenever before they attempt to open a virtual machine. Affected individuals report that this error occurs through multiple digital makers (including any kind of brand-new ones that they try to create). This specific issue is shown to occur on Windows 7, Windows 8.1 and also Windows 10.

You watching: The virtual machine has terminated unexpectedly during startup with exit code 1

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Faicaused open a session for the online machine.The digital machine has actually terminated all of a sudden throughout startup via leave code (0x1).

What is causing the “Virtual machine has terminated all of a sudden during startup via leave code 1 (0x1)” error

We tried to gain to the bottom of this issue by investigating assorted user reports. Based on what we gathered and based upon a number of solutions that influenced customers advertised, we have controlled to identify a number of potential culprits that could cause this specific error message:


The VirtualBox kernel driver is not mounted (or is corrupted) – A couple of individuals have actually regulated to gain the issue refixed by reinstalling VirtualBox in addition to the VirtualBox kernel driver.3rd-party antivirus is interfering with VirtualBox – In a couple of reports, impacted users were able to acquire the worry resolved by temporarily disabling the real-time security of their third party AV.A bad Windows Update is leading to the error – There’s one specific update that is evidenced to be resulting in this specific error. So far, this worry is just shown to happen on Windows 7.

If you’re presently struggling to fix this specific concern, one of the techniques below will enable you to solve the concern. Below you have several fixes that various other individuals in a comparable situation have actually provided to get the issue readdressed.

Since the approaches listed below are ordered by effectiveness and also severity, follow them in the order that they are presented until you uncover a deal with that effectively resolves the issue in your specific scenario.

Method 1: Restarting your system

If you haven’t already done this, begin sindicate by rebooting your machine. Several customers have actually reported that after they rebooted their computer, VirtualBox was able to open virtual equipments without being interrupted by the “Virtual machine has terminated all of a sudden during startup with departure code 1 (0x1)” error.

If a rebegin is not efficient or you’re searching for an extra long-term deal with, move down to the following technique below.

Method 2: Disable the antivirus while running the digital machine

Anvarious other constant culprit that will certainly create the “Virtual machine has terminated unexpectedly throughout startup with leave code 1 (0x1)” error is an external antivirus suite ( a security option various than Windows Defender).

Several users that were utilizing a third party protection suite have actually reported that the error doesn’t occur if the real-time security of the AV is disabled. The actions of disabling the real-time security are certain to each 3rd party antivirus, but you can frequently disable it by right-clicking the taskbar icon and using the conmessage food selection.

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Disabling the real-time protection on Ahuge Antivirus

An different would certainly be to uninstall the defense suite completely by removing the third party security suite from your system. You can carry out this by adhering to this overview (here).

Once the antivirus has actually been taken treatment of, open up VirtualBox and launch the digital machine again. If the AV was interfering through VirtualBox, you’ll no longer obtain the “Virtual machine has terminated suddenly during startup through leave code 1 (0x1)” error.

If you’re still seeing the error despite disabling your third party protection suite, move dvery own to the next strategy below.

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Method 3: Installing the VirtualBox kernel driver

Several users have actually controlled to deal with the problem by reinstalling VirtualBox along with the VBoxDrv.inf (the VirtualBox Kernel driver). This technique appears to have actually assisted many offers to settle the worry for good.

Some customers have reported that just installing the VBoxDRV.inf driver was enough, however you’re much better off re-initiating all of VirtualBox’s components. Here’s a quick overview via the totality thing:


Pres Windows essential + R to open up up a Run Dialog Box. Then, type “appwiz.cpl” and also push Enter to open up Programs and also Features.
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Run dialog: appwiz.cplInside Programs and also Features, scroll through the list of applications to situate Oracle VM VirtualBox. Once you view the entry, right-click it and pick Uninstall. Then, follow the on-display prompts to rerelocate the software program from your system.
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Uninstalling Oracle VM VirtualBoxOnce the software application has actually been unset up, rebegin your machine. At the next startup, make certain that no third party antivirus is running.Open File Explorer and also navigate to the adhering to location:

C: Program Files Oracle VirtualBox vehicle drivers vboxdrv VBoxDrv.infOnce you acquire tright here, right-click on VBoxDRv.inf and choose Install, then click Yes at the UAC (User Account Control) prompt.

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Installing the VBoxDRV.inf (VirtualBox kernel driver) fileOnce you see “The operation completed successfully” prompt, click Ok and also run the virtual machine again. It need to open up without the “Virtual machine has actually terminated suddenly throughout startup through exit code 1 (0x1)” error.
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The operation is completed successfully

Method 4: Installing Microsoft’s bug settle upday (Windows 7 only)

As per miscellaneous user reports, there is one Windows update that is evidenced to be bring about the “Virtual machine has terminated unexpectedly throughout startup via departure code 1 (0x1)” error. As it transforms out, the KB3004394 upday will miss installing a .cat file which stays clear of VirtualBox from verifying the authenticity of a number of DDL records.

Note: If you are not on Windows 7, jump straight to Method 5.

Luckily, the deal with for it is exceptionally easy because Microsoft has currently released a hotdeal with for it. Follow the procedures below to fix the error (if it was resulted in by a bad update) on Windows 7:

In the next display screen, click the Download switch to commence the download.
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Downloading the hotfixOnce the download is complete, open up the upday executable and follow the on-display screen prompts to install it on your device. It will act as a removal tool, deleting the bad upday altogether.Reboot your computer system and open the online machine aacquire at the next startup and also see if you’re still encountering the “Virtual machine has terminated unexpectedly throughout startup via exit code 1 (0x1)” error. If you are, move over to the last method listed below.

Method 5: Starting the machine in the Headless mode (Temporary fix) 

If you’ve come this far without a result, there’s one solve that most influenced customers have offered to circumvent the “Virtual machine has actually terminated suddenly in the time of startup through leave code 1 (0x1)” error. But it has one major downside – it’s just a momentary resolve.

Several individuals have actually reported that the error doesn’t happen if they start the machine in Headless mode and also then clicking on Show. Here’s a quick guide on how to perform this:

Open VM VirtualBox and also click as soon as to pick the machine that is mirroring you the error message. Then, with the machine schosen, click the arrowhead close to the Start icon and also choose Headless start.
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Click the drop-down menu connected via Start, then click Headmuch less StartWait 10-15 secs, then click on Show to carry up the display screen.
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Click on Show to bring up the online machine window

That’s all there is to it. But save in mind that you will have to repeat the procedure above eexceptionally time you begin up the online machine.

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Note: Also, make certain that tright here isn’t any type of plugin set up on your web browser that is leading to this worry with Virtual box. It has actually been bneed to our attention that the IBM Trusteer Rapport plugin is incompatible through Virtual box so make certain to uninstall that prior to you try to accessibility it.