For some of us Trouble with DPNs
is redundant. Personally I avoid them and stick with ML, I don't have to switch to DPNs I just finish with the circular needles. As for getting it all turned around, I'm sure there is a perfectly rational explanation that has nothing to do with poltergeists or gremlins, though Murphy's Law has not yet been ruled out. This video
that shows how to do it on purpose might shed some light on how it happens by accident.