安装新更新后出现此错误。这是 VLC 的输出：
VLC media player 2.1.6 Rincewind (revision 2.1.6-0-gea01d28)
[0x2100668] pulse audio output error: PulseAudio server connection failure: Connection refused
[0x2029118] main libvlc: Running vlc with the default interface. Use 'cvlc' to use vlc without interface.
[0x7f86fc001078] access_http access: Raw-audio server found, demuxer selected
[0x7f86fcc04c88] es demux error: cannot peek
[0x7f86fcc04c88] es demux error: cannot peek
[0x203cc48] main playlist: stopping playback
[0x7f86fcc170b8] access_http access: Raw-audio server found, m4a demuxer selected
[0x7f86fcc13878] packetizer_mpeg4audio demux packetizer: AAC channels: 2 samplerate: 22050
ALSA lib pcm_dmix.c:1022:(snd_pcm_dmix_open) unable to open slave
[0x2100668] alsa audio output error: cannot open ALSA device "default": Device or resource busy
[0x2100668] main audio output error: module not functional
[0x7f86fcc1df98] main decoder error: failed to create audio output
我也从 Gmusicbrowser 收到类似的错误。我尝试了建议的解决方案这里毫无效果。重新安装了 VLC、Alsa 和 Pulse Audio，但还是无济于事。
答案1
花费大量时间寻找解决方案后，重新安装了 Ubuntu。