2017-07-22 16:07:07,568 Warning: failed to write script file in '/tmp/1000/xpra':
2017-07-22 16:07:07,569  [Errno 2] No such file or directory: '/tmp/1000/xpra'
2017-07-22 16:07:07,576 Warning: xpra start from an existing 'ubuntu' desktop session
2017-07-22 16:07:07,576  pulseaudio forwarding may not work
2017-07-22 16:07:07,576  try using a clean environment, a dedicated user,
2017-07-22 16:07:07,576  or turn off pulseaudio
2017-07-22 16:07:07,712 created unix domain socket: /home/kundan/.xpra/kundan-Vostro-3446-10
2017-07-22 16:07:07,712 Warning: cannot create socket '/var/run/xpra/kundan-Vostro-3446-10'
2017-07-22 16:07:07,712  [Errno 13] Permission denied
2017-07-22 16:07:07,713  user 'kundan' is a member of groups: adm, cdrom, sudo, dip, plugdev, lpadmin, sambashare, bumblebee
2017-07-22 16:07:07,713   (missing 'xpra' group membership?)
2017-07-22 16:07:07,713  permissions on directory /var/run/xpra: 0775
2017-07-22 16:07:07,713   ownership root:xpra
2017-07-22 16:07:08,163 Warning: cannot find a fully qualified domain name for '127.0.0.1'
2017-07-22 16:07:08,173 Warning: no X11 RandR support on :10
2017-07-22 16:07:09,685 serving html content from: /usr/share/xpra/www
2017-07-22 16:07:09,823 init_virtual_video_devices
2017-07-22 16:07:09,824 v4l2.pusher init
2017-07-22 16:07:09,824 * COLORSPACE_STR
2017-07-22 16:07:09,824   - 1                             : SMPTE170M
2017-07-22 16:07:09,824   - 2                             : SMPTE240M
2017-07-22 16:07:09,824   - 3                             : REC709
2017-07-22 16:07:09,824   - 5                             : 470_SYSTEM_M
2017-07-22 16:07:09,825   - 6                             : 470_SYSTEM_BG
2017-07-22 16:07:09,825   - 8                             : SRGB
2017-07-22 16:07:09,825 * FIELD_STR
2017-07-22 16:07:09,825   - 1                             : None
2017-07-22 16:07:09,825   - 2                             : Top
2017-07-22 16:07:09,825   - 3                             : Bottom
2017-07-22 16:07:09,825   - 4                             : Interlaced
2017-07-22 16:07:09,825   - 5                             : SEQ TB
2017-07-22 16:07:09,825   - 6                             : SEQ BT
2017-07-22 16:07:09,825   - 7                             : ALTERNATE
2017-07-22 16:07:09,825 * FORMAT_STR
2017-07-22 16:07:09,826   - 0x3132564e                    : NV21
2017-07-22 16:07:09,826   - 0x3231564e                    : NV12
2017-07-22 16:07:09,826   - 0x3447504d                    : MPEG4
2017-07-22 16:07:09,826   - 0x32315559                    : YUV420P
2017-07-22 16:07:09,826   - 0x32315659                    : YVU420P
2017-07-22 16:07:09,826   - 0x33424752                    : RGB
2017-07-22 16:07:09,826   - 0x33524742                    : BGR
2017-07-22 16:07:09,826   - 0x34363248                    : H264
2017-07-22 16:07:09,826   - 0x34424752                    : RGBX
2017-07-22 16:07:09,826   - 0x34524742                    : BGRX
2017-07-22 16:07:09,826   - 0x39565559                    : YUV410P
2017-07-22 16:07:09,827   - 0x50313134                    : YUV411P
2017-07-22 16:07:09,827   - 0x50323234                    : YUV422P
2017-07-22 16:07:09,827   - 0x56595559                    : YUYV
2017-07-22 16:07:09,827   - 0x59455247                    : GREY
2017-07-22 16:07:09,827   - 0x59565955                    : UYVY
2017-07-22 16:07:09,829 get_virtual_video_devices
2017-07-22 16:07:09,829 v4l2 using device /dev/video1
2017-07-22 16:07:09,829 ioctl(/dev/video1, VIDIOC_QUERYCAP, 0x7fff57408ad0)=0
2017-07-22 16:07:09,829 devices: {1: {'card': 'Dummy video device (0x0000)', 'version': 263238, 'device_caps': ['VIDEO_CAPTURE', 'VIDEO_OUTPUT', 'VIDEO_M2M_MPLANE', 'DEVICE_CAPS', 'READWRITE', 'STREAMING', 'EXT_PIX_FORMAT'], 'device': '/dev/video1', 'driver': 'v4l2 loopback', 'capabilities': ['VIDEO_CAPTURE', 'VIDEO_OUTPUT', 'VIDEO_M2M_MPLANE', 'DEVICE_CAPS', 'READWRITE', 'STREAMING', 'EXT_PIX_FORMAT'], 'bus_info': 'platform:v4l2loopback-000'}}
2017-07-22 16:07:09,829 found 1 virtual video device
2017-07-22 16:07:09,829 found 1 virtual video device for webcam forwarding
2017-07-22 16:07:09,847 pulseaudio server started with pid 3627
2017-07-22 16:07:11,064 GStreamer version 1.8.3 for Python 2.7.12 64-bit
2017-07-22 16:07:11,079 Warning: cannot forward notifications, the interface is already claimed
2017-07-22 16:07:11,079  if you do not have a dedicated dbus session for this xpra instance,
2017-07-22 16:07:11,079  use the 'notifications=no' option
2017-07-22 16:07:11,093 xpra X11 version 2.0.3-r16167 64-bit
2017-07-22 16:07:11,094  uid=1000 (kundan), gid=1000 (kundan)
2017-07-22 16:07:11,094  running with pid 3547 on Linux Ubuntu 16.04 xenial
2017-07-22 16:07:11,094  connected to X11 display :10 with 24 bit colors
access control disabled, clients can connect from any host
2017-07-22 16:07:11,157 Error starting publisher kundan-Vostro-3446 :10 localhost:10000 on interface 1
2017-07-22 16:07:11,157  org.freedesktop.Avahi.InvalidHostNameError
2017-07-22 16:07:11,157   Invalid host name
2017-07-22 16:07:11,161 xpra is ready.
2017-07-22 16:07:12,234 printer forwarding enabled using postscript and pdf
2017-07-22 16:07:12,235 3.8GB of system memory