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Virtualbox wont start QXcbConnection: XCB error: 3 (BadWindow)



Announcing the arrival of Valued Associate #679: Cesar Manara
Planned maintenance scheduled April 23, 2019 at 00:00UTC (8:00pm US/Eastern)Start a program in VirtualBox with command prompt errorError when starting VirtualBox (Unable to load R3 module)Windows 10 and Virtualbox not workingError when trying to install virtualbox-ose-additions in FreeBSD as a Guest on VirtualBoxUbuntu error when running VirtualboxVirtualBox 5.2.6 and 5,2,6 - Error in supR3HardenedWinReSpawnVirtualbox (Windows10): Document is emptyVirtualBox verr_open_failed errorVirtualBox can't start any VM because of certificate expiration





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Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 460, resource id: 94371852, major code: 2 (ChangeWindowAttributes), minor code: 0



Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 461, resource id: 94371852, major code: 18 (ChangeProperty), minor code: 0



The only solution i found was to add the environment variable QT_DEVICE_PIXEL_RATIO=1 but this didn't work for me.










share|improve this question























  • Linux Mint 18.3. No i haven't reinstalled, shouldn't be necessary should it? Ive seen these type of window errors in other programs before and was able to sort it out eventually. Im using another PC for the moment to run Windows so im not in a rush. I am gonna try it on a fresh install of Mint just to see what happens. Id like to figure it out either way though, I hate reinstalling. Always feels like defeat.

    – BrainRenticus
    Jan 26 at 5:37













  • What version of Virtualbox? 5.2.24 or 6.0.2? I have had nothing but problems with 6.0.2 and windows guest on linux hosts. Downgrading to 5.2.24 resolved the issues (both versions support the 4.20 kernel)

    – David C. Rankin
    Jan 26 at 6:01











  • 6.0.2, ill try 5.2.24.

    – BrainRenticus
    Jan 26 at 6:13











  • Ya 5.2.24 is working fine ill stick with this for now, thanks.

    – BrainRenticus
    Jan 26 at 6:27


















0















Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 460, resource id: 94371852, major code: 2 (ChangeWindowAttributes), minor code: 0



Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 461, resource id: 94371852, major code: 18 (ChangeProperty), minor code: 0



The only solution i found was to add the environment variable QT_DEVICE_PIXEL_RATIO=1 but this didn't work for me.










share|improve this question























  • Linux Mint 18.3. No i haven't reinstalled, shouldn't be necessary should it? Ive seen these type of window errors in other programs before and was able to sort it out eventually. Im using another PC for the moment to run Windows so im not in a rush. I am gonna try it on a fresh install of Mint just to see what happens. Id like to figure it out either way though, I hate reinstalling. Always feels like defeat.

    – BrainRenticus
    Jan 26 at 5:37













  • What version of Virtualbox? 5.2.24 or 6.0.2? I have had nothing but problems with 6.0.2 and windows guest on linux hosts. Downgrading to 5.2.24 resolved the issues (both versions support the 4.20 kernel)

    – David C. Rankin
    Jan 26 at 6:01











  • 6.0.2, ill try 5.2.24.

    – BrainRenticus
    Jan 26 at 6:13











  • Ya 5.2.24 is working fine ill stick with this for now, thanks.

    – BrainRenticus
    Jan 26 at 6:27














0












0








0








Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 460, resource id: 94371852, major code: 2 (ChangeWindowAttributes), minor code: 0



Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 461, resource id: 94371852, major code: 18 (ChangeProperty), minor code: 0



The only solution i found was to add the environment variable QT_DEVICE_PIXEL_RATIO=1 but this didn't work for me.










share|improve this question














Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 460, resource id: 94371852, major code: 2 (ChangeWindowAttributes), minor code: 0



Qt WARNING: QXcbConnection: XCB error: 3 (BadWindow), sequence: 461, resource id: 94371852, major code: 18 (ChangeProperty), minor code: 0



The only solution i found was to add the environment variable QT_DEVICE_PIXEL_RATIO=1 but this didn't work for me.







virtualbox






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Jan 26 at 2:19









BrainRenticusBrainRenticus

497




497













  • Linux Mint 18.3. No i haven't reinstalled, shouldn't be necessary should it? Ive seen these type of window errors in other programs before and was able to sort it out eventually. Im using another PC for the moment to run Windows so im not in a rush. I am gonna try it on a fresh install of Mint just to see what happens. Id like to figure it out either way though, I hate reinstalling. Always feels like defeat.

    – BrainRenticus
    Jan 26 at 5:37













  • What version of Virtualbox? 5.2.24 or 6.0.2? I have had nothing but problems with 6.0.2 and windows guest on linux hosts. Downgrading to 5.2.24 resolved the issues (both versions support the 4.20 kernel)

    – David C. Rankin
    Jan 26 at 6:01











  • 6.0.2, ill try 5.2.24.

    – BrainRenticus
    Jan 26 at 6:13











  • Ya 5.2.24 is working fine ill stick with this for now, thanks.

    – BrainRenticus
    Jan 26 at 6:27



















  • Linux Mint 18.3. No i haven't reinstalled, shouldn't be necessary should it? Ive seen these type of window errors in other programs before and was able to sort it out eventually. Im using another PC for the moment to run Windows so im not in a rush. I am gonna try it on a fresh install of Mint just to see what happens. Id like to figure it out either way though, I hate reinstalling. Always feels like defeat.

    – BrainRenticus
    Jan 26 at 5:37













  • What version of Virtualbox? 5.2.24 or 6.0.2? I have had nothing but problems with 6.0.2 and windows guest on linux hosts. Downgrading to 5.2.24 resolved the issues (both versions support the 4.20 kernel)

    – David C. Rankin
    Jan 26 at 6:01











  • 6.0.2, ill try 5.2.24.

    – BrainRenticus
    Jan 26 at 6:13











  • Ya 5.2.24 is working fine ill stick with this for now, thanks.

    – BrainRenticus
    Jan 26 at 6:27

















Linux Mint 18.3. No i haven't reinstalled, shouldn't be necessary should it? Ive seen these type of window errors in other programs before and was able to sort it out eventually. Im using another PC for the moment to run Windows so im not in a rush. I am gonna try it on a fresh install of Mint just to see what happens. Id like to figure it out either way though, I hate reinstalling. Always feels like defeat.

– BrainRenticus
Jan 26 at 5:37







Linux Mint 18.3. No i haven't reinstalled, shouldn't be necessary should it? Ive seen these type of window errors in other programs before and was able to sort it out eventually. Im using another PC for the moment to run Windows so im not in a rush. I am gonna try it on a fresh install of Mint just to see what happens. Id like to figure it out either way though, I hate reinstalling. Always feels like defeat.

– BrainRenticus
Jan 26 at 5:37















What version of Virtualbox? 5.2.24 or 6.0.2? I have had nothing but problems with 6.0.2 and windows guest on linux hosts. Downgrading to 5.2.24 resolved the issues (both versions support the 4.20 kernel)

– David C. Rankin
Jan 26 at 6:01





What version of Virtualbox? 5.2.24 or 6.0.2? I have had nothing but problems with 6.0.2 and windows guest on linux hosts. Downgrading to 5.2.24 resolved the issues (both versions support the 4.20 kernel)

– David C. Rankin
Jan 26 at 6:01













6.0.2, ill try 5.2.24.

– BrainRenticus
Jan 26 at 6:13





6.0.2, ill try 5.2.24.

– BrainRenticus
Jan 26 at 6:13













Ya 5.2.24 is working fine ill stick with this for now, thanks.

– BrainRenticus
Jan 26 at 6:27





Ya 5.2.24 is working fine ill stick with this for now, thanks.

– BrainRenticus
Jan 26 at 6:27










1 Answer
1






active

oldest

votes


















0














You need to set some ENV before launching VirtualBox. Create start script with the following contents:



#!/bin/bash
export QT_SCREEN_SCALE_FACTORS=1
export QT_SCALE_FACTOR=1
export QT_AUTO_SCREEN_SCALE_FACTOR=0
exec virtualbox





share|improve this answer
























  • This helped on CentOS 6.10.

    – Sasha Golikov
    10 hours ago












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1 Answer
1






active

oldest

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1 Answer
1






active

oldest

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active

oldest

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active

oldest

votes









0














You need to set some ENV before launching VirtualBox. Create start script with the following contents:



#!/bin/bash
export QT_SCREEN_SCALE_FACTORS=1
export QT_SCALE_FACTOR=1
export QT_AUTO_SCREEN_SCALE_FACTOR=0
exec virtualbox





share|improve this answer
























  • This helped on CentOS 6.10.

    – Sasha Golikov
    10 hours ago
















0














You need to set some ENV before launching VirtualBox. Create start script with the following contents:



#!/bin/bash
export QT_SCREEN_SCALE_FACTORS=1
export QT_SCALE_FACTOR=1
export QT_AUTO_SCREEN_SCALE_FACTOR=0
exec virtualbox





share|improve this answer
























  • This helped on CentOS 6.10.

    – Sasha Golikov
    10 hours ago














0












0








0







You need to set some ENV before launching VirtualBox. Create start script with the following contents:



#!/bin/bash
export QT_SCREEN_SCALE_FACTORS=1
export QT_SCALE_FACTOR=1
export QT_AUTO_SCREEN_SCALE_FACTOR=0
exec virtualbox





share|improve this answer













You need to set some ENV before launching VirtualBox. Create start script with the following contents:



#!/bin/bash
export QT_SCREEN_SCALE_FACTORS=1
export QT_SCALE_FACTOR=1
export QT_AUTO_SCREEN_SCALE_FACTOR=0
exec virtualbox






share|improve this answer












share|improve this answer



share|improve this answer










answered 10 hours ago









Sasha GolikovSasha Golikov

1686




1686













  • This helped on CentOS 6.10.

    – Sasha Golikov
    10 hours ago



















  • This helped on CentOS 6.10.

    – Sasha Golikov
    10 hours ago

















This helped on CentOS 6.10.

– Sasha Golikov
10 hours ago





This helped on CentOS 6.10.

– Sasha Golikov
10 hours ago


















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