Description of problem:
Was applying a layout. Note that the backtrace notes DP2-1, butr in my layout script, DP2-1 is marked off: '--output DP2-1 --off'

Version-Release number of selected component:
arandr-0.1.7.1-4.fc21

Additional info:
reporter:       libreport-2.6.2
cmdline:        /usr/bin/python /usr/bin/arandr
executable:     /usr/bin/arandr
kernel:         4.1.7-200.fc22.x86_64
runlevel:       N 5
type:           Python
uid:            1000

Truncated backtrace:
xrandr.py:93:_load_from_commandlineargs:KeyError: 'DP2-1'

Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/screenlayout/gui.py", line 64, in wrapper
    return function(*args_out)
  File "/usr/lib/python2.7/site-packages/screenlayout/gui.py", line 235, in do_open
    self.filetemplate = self.widget.load_from_file(f)
  File "/usr/lib/python2.7/site-packages/screenlayout/widget.py", line 88, in load_from_file
    template = self._xrandr.load_from_string(data)
  File "/usr/lib/python2.7/site-packages/screenlayout/xrandr.py", line 79, in load_from_string
    self._load_from_commandlineargs(lines[xrandrlines[0]].strip())
  File "/usr/lib/python2.7/site-packages/screenlayout/xrandr.py", line 93, in _load_from_commandlineargs
    o = self.configuration.outputs[on]
KeyError: 'DP2-1'

Local variables in innermost frame:
on: 'DP2-1'
i: 2
commandline: 'xrandr --output VIRTUAL1 --off --output eDP1 --mode 1920x1080 --pos 0x0 --rotate normal --output DP1 --off --output DP2-1 --off --output DP2-2 --mode 1920x1080 --pos 1936x0 --rotate normal --output DP2-3 --off --output HDMI2 --off --output HDMI1 --off --output VGA1 --off --output DP2 --off'
args: ['--output', 'VIRTUAL1', '--off', '--output', 'eDP1', '--mode', '1920x1080', '--pos', '0x0', '--rotate', 'normal', '--output', 'DP1', '--off', '--output', 'DP2-1', '--off', '--output', 'DP2-2', '--mode', '1920x1080', '--pos', '1936x0', '--rotate', 'normal', '--output', 'DP2-3', '--off', '--output', 'HDMI2', '--off', '--output', 'HDMI1', '--off', '--output', 'VGA1', '--off', '--output', 'DP2', '--off']
o: <screenlayout.xrandr.OutputConfiguration object at 0x7f1fcd4f7c50>
self: <screenlayout.xrandr.XRandR object at 0x7f1fcd4e2d50>
p: ('--rotate', 'normal')
parts: [('--mode', '1920x1080'), ('--pos', '0x0'), ('--rotate', 'normal')]
oa: ['--off']
os: <Output 'DP1' (0 modes)>
options: {'VIRTUAL1': ['--off'], 'eDP1': ['--mode', '1920x1080', '--pos', '0x0', '--rotate', 'normal'], 'DP1': ['--off'], 'DP2-1': ['--off'], 'DP2-2': ['--mode', '1920x1080', '--pos', '1936x0', '--rotate', 'normal'], 'DP2-3': ['--off'], 'HDMI2': ['--off'], 'HDMI1': ['--off'], 'DP2': ['--off'], 'VGA1': ['--off']}
namedmode: <screenlayout.auxiliary.NamedSize object at 0x7f1fcd4f7550>