All that can be said is that the parties did not receive a trial based on correct legal principles. (slaw.ca)
Although the case turned mainly on the correct legal principles to apply the judge made three important factual findings as follows: (erskinechambers.com)
When you're studying, if you're presented with a problem question, it's usually a matter of identifying and applying the correct legal principles to reach a valid conclusion. (lawyer-monthly.com)