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virtualbox.org • View topic - Resolved: "No audio devices ...
https://forums.virtualbox.org/viewtopic.php?t=32282
No audio devices could be opened. Selecting the NULL audio backend with the consequence that no sound is audible. Error ID: HostAudioNotResponding Severity: Warning Here is a copy of the machine log from a boot attempt in which the error occurred: http://pastebin.org/351551 The host Code: Select all Expand view Collapse view uname -a
#5917 (no audio device could be opened) – Oracle VM …
https://www.virtualbox.org/ticket/5917
When I install ubuntu 9.10 or ubuntu 10.04 (alpha), at reboot, after installation ends, the following pop-up message appears (I have an italian installation): "no audio devices could be opened. Selecting the null audio backend with the consequence that no sound is audible ID erroreHostAudioNotResponding Gravità: Attenzione"
Virtualbox VMs unable to open Pulseaudio device · Issue ...
https://github.com/NixOS/nixpkgs/issues/24259
Virtualbox VMs fail to initialise audio: No audio devices could be opened. Selecting the NULL audio backend with the consequence that no sound is audible. Error ID: HostAudioNotResponding Severity: Warning. ~/Virtualbox …
virtualbox.org • View topic - Message: Some audio devices ...
https://forums.virtualbox.org/viewtopic.php?t=64544
00:00:01.604246 Console: VM runtime error: fatal=false, errorID=HostAudioNotResponding message="Some audio devices (PCM_in) could not be opened. Guest applications generating audio output or depending on audio input may hang. Make sure your host audio device is working properly. Check the logfile for error messages of the audio …
PCM missing warning on all VMs, independent ... - …
https://www.virtualbox.org/ticket/15659
No audio devices could be opened. Selecting the NULL audio backend with the consequence that no sound is audible. I was trying dev builds and I happened to have available some. The problem occurs between builds 108857 and 108931. Attaching a sample session from a Mint 17, 64-bit client. They're all the same in any event.
[Solved] No sound in VirtualBox guest (Windows 7 ...
https://bbs.archlinux.org/viewtopic.php?id=221934
No audio devices could be opened. Selecting the NULL audio backend with the consequences that no sound is audible. Error ID: HostAudioNotResponding Severty: Warning
ALSA: Failed to open "default" as output device: No such ...
https://www.virtualbox.org/ticket/16667
No audio devices could be opened. Selecting the NULL audio backend with the consequence that no sound is audible. Error ID: HostAudioNotResponding Severity: Warning
virtualbox.org • View topic - Error "Some audio devices ...
https://forums.virtualbox.org/viewtopic.php?t=20620
This could be caused by the way Windows 7 RC is calling things and also that SMP is so new to VirtualBox. You may want to wait a little and see what happens once Windows is officially released, but play with it and see if you can pin it down a bit and then get back to us.
VirtualBox - no sound on Guest Win10 - Stack Overflow
https://stackoverflow.com/questions/60634278/virtualbox-no-sound-on-guest-win10
Open the settings for your Windows 10 machine inside of virtualbox. Go to Audio > Host Audio Driver, change to "ALSA Audio Driver". Go to Audio > Audio Controller, change to "ICH AC97". Enable Test Mode on Windows 10 and reboot machine. Download and install the Realtek driver for Vista/Win7 (32/64 bits) Driver only (ZIP file) from here and reboot your Windows 10 machine.
VirtualBox - "Some audio devices (PCM_in) could not be ...
https://www.sevenforums.com/virtualization/217283-virtualbox-some-audio-devices-pcm_in-could-not-opened.html
Windows 7: VirtualBox - "Some audio devices (PCM_in) could not be opened". "Some audio devices (PCM_in) could not be opened. Guest applications generating audio output or depending on audio input may hang." This happens regardless of which guest operating system is installed or even if there is no guest OS.
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