ALSA lib control.c:909:(snd_ctl_open_noupdate) Invalid CTL hdmi
ALSA lib pcm_bluetooth.c:1569:(audioservice_expect) BT_GET_CAPABILITIES failed : Input/output error(5)
ALSA lib pcm_bluetooth.c:1569:(audioservice_expect) BT_GET_CAPABILITIES failed : Input/output error(5)
ALSA lib control.c:909:(snd_ctl_open_noupdate) Invalid CTL hdmi
ALSA lib pcm_bluetooth.c:1569:(audioservice_expect) BT_GET_CAPABILITIES failed : Input/output error(5)
ALSA lib pcm_bluetooth.c:1569:(audioservice_expect) BT_GET_CAPABILITIES failed : Input/output error(5)
ALSA lib control.c:909:(snd_ctl_open_noupdate) Invalid CTL hdmi
ALSA lib pcm_bluetooth.c:1569:(audioservice_expect) BT_GET_CAPABILITIES failed : Input/output error(5)
ALSA lib pcm_bluetooth.c:1569:(audioservice_expect) BT_GET_CAPABILITIES failed : Input/output error(5)
Starting the process...
Skype Xv: Xv ports available: 17
Skype XShm: XShm support enabled
Skype Xv: Using Xv port 70


=> The last three lines appear after clicking on 'test' in the video settings