We have had this happen twice now. A print is running along fat, dumb and happy, then it simply quits. Never after 5 minutes, no, usually after about an hour and a half.
Looking at the Output.Txt, the lst few lines look like this:
AttributeError: 'printWindowBasic' object has no attribute '_addTermLog'
Traceback (most recent call last):
File "C:\Program Files (x86)\Cura_14.09\python\lib\site-packages\wx-2.8-msw-unicode\wx\_core.py", line 14660, in <lambda>
lambda event: event.callable(*event.args, **event.kw) )
File "Cura\gui\printWindow.py", line 431, in __doPrinterConnec