Is there any error or error in the instructions of a jury in a personal injury action?

Groves asserts caused it confusion and never addressed or decided the questions regarding the possible negligence and proportionate responsibility of persons other Davtyan.² (Cf. Alpine Ins. Co. v. Planchon (1999) 72 Cal.App.4th 1316, 1320 [if jury's finding of fact is dispositive and necessarily controls the judgment, the presence or absence of findings on other issues is inconsequential]; Coorough v. DeLay (1959) 171 Cal.App.2d 41, 48 ["[W]here a jury returns a verdict in favor of the defendant on the main issue, errors in instructions bearing solely on the amount of damages present no ground for reversal."].)