21 февр. 2021 г. · Start the VM from full normal shutdown, not save-state. Run until you see the problem happen, then shut down the VM from within the VM's OS if ...

3 окт. 2022 г. · I changed the VBox Graphics controller to VMSVGA then things started working fine for me. Black screen in Ubuntu in Virtual Box Ubuntu in VM. Blackscreen after login Black screen after logging in, after upgrading to 20.04 Другие результаты с сайта askubuntu.com

The problem I have is that after bootup, the login window is displayed and I log in but then the screen goes totally black.

28 февр. 2022 г. · Try reopening your virtual machine after this. If you are still facing the issue in Virtualbox then Hyper-V(Hypervisor) may be causing it.

28 янв. 2022 г. · When I start Ubuntu it will boot and begin loading then eventually a black screen with the Ubuntu logo on the bottom. It will usually stay indefinitely on this.

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Опубликовано: 8 нояб. 2022 г.

29 мар. 2022 г. · Ubuntu is known to go blackscreen if there is not enough free disk space to start the desktop environment. This happens in real PCs too.

10 июл. 2022 г. · Ubuntu is known to go blackscreen if there is not enough free disk space to start the desktop environment. This happens in real PCs too.

19 янв. 2015 г. · Try booting in safe mode. Try booting from a repair/install DVD or thumb drive and do further diagnostics from there.

3 июл. 2021 г. · One workaround is to shutdown the guest, then change the graphics controllers setting in VirtualBox to "VBoxSVGA"and restart the guest.