Traceback (most recent call last): File "/usr/share/checkbox/backend", line 36, in sys.exit(main(sys.argv[1:])) File "/usr/share/checkbox/backend", line 24, in main message = reader.read_object() File "/usr/lib/python2.6/dist-packages/checkbox/lib/fifo.py", line 55, in read_object return loads(string) File "/usr/lib/python2.6/dist-packages/checkbox/contrib/bpickle.py", line 52, in loads raise ValueError, "Can't load empty string" ValueError: Can't load empty string