Traceback (most recent call last):
  File "/usr/bin/lsb_release", line 96, in <module>
    main()
  File "/usr/bin/lsb_release", line 63, in main
    verinfo = lsb_release.check_modules_installed()
  File "/usr/lib/python2.6/dist-packages/lsb_release.py", line 102, in check_modules_installed
    output = commands.getoutput("dpkg-query -f '${Version} ${Provides}\n' -W %s 2>/dev/null" % PACKAGES)
  File "/usr/lib/python2.6/commands.py", line 46, in getoutput
    return getstatusoutput(cmd)[1]
  File "/usr/lib/python2.6/commands.py", line 57, in getstatusoutput
    sts = pipe.close()
IOError: [Errno 10] No child processes