DislikedCoding the exit under these circumstance is not a problem. Deciding what we want to do is what requires decision taking.
One thing I do think is essential is that users of automated trading systems use small lot sizes and take lots of little trades. This way, we can ride out the occasional news spike. I do not see us retail traders with our small accounts accepting large lot size trades, depending for their success on taking a small number of pips via an autotrader.
Most of us are hoping to use an auto-trading robot because...Ignored
My advice is that nobody (unless you are experienced) should be trading CADJPY as it is testing a potential trend reversal. It is often the odd one out of the JPY pairs for reasons I have mentioned on previous posts.