The server encountered an unexpected condition which prevented it from fulfilling the request.
Traceback (most recent call last):
File "/home/palaumusica/vpython/lib/python2.7/site-packages/CherryPy-3.1.2-py2.7.egg/cherrypy/_cprequest.py", line 606, in respond
cherrypy.response.body = self.handler()
File "/home/palaumusica/vpython/lib/python2.7/site-packages/CherryPy-3.1.2-py2.7.egg/cherrypy/_cpdispatch.py", line 25, in __call__
return self.callable(*self.args, **self.kwargs)
File "/home/palaumusica/src/cocktail/cocktail/controllers/filepublication.py", line 254, in folder_publisher_handler
disposition = kwargs.get("disposition")
File "/home/palaumusica/src/cocktail/cocktail/controllers/filepublication.py", line 59, in serve_file
file_info = self.produce_file(file, content_type, processing_options)
File "/home/palaumusica/src/cocktail/cocktail/controllers/filepublication.py", line 47, in produce_file
processor(file_info)
File "/home/palaumusica/src/cocktail/cocktail/controllers/filepublication.py", line 318, in __call__
**self.get_sass_compiler_options()
File "/home/palaumusica/src/cocktail/cocktail/html/resources.py", line 124, in compile
return sass.compile(**kwargs)
File "/home/palaumusica/vpython/lib/python2.7/site-packages/libsass-0.14.5-py2.7-linux-x86_64.egg/sass.py", line 659, in compile
raise CompileError(v)
CompileError: Error: Undefined variable: "$xs-padding".
on line 39 of src/palaumusica/palaumusica/views/resources/styles/newsgrid.scss, in mixin `@content`
from line 190 of src/cocktail/cocktail/html/resources/styles/_grid.scss, in mixin `grid`
from line 38 of src/palaumusica/palaumusica/views/resources/styles/newsgrid.scss
>> margin-bottom: $xs-padding;
---------------------------^