What should I have done?

[SCalScoreKeeper]

zoochy-
as an R2 your job is to provide information.you did exactly what you were supposed to.we are taught a couple of things with regards to this play-
1.if you give help it is supposed to be high-at about heart level
2.when play leaves that side of the net drop your help signal

Andy has it 100% right when it comes to handling the coach in this instance.Your job is to protect your partner whether or not you agree with their call.That is definitely something to go over in your post-match.In mine on Tuesday we had our area president as we were working his daughter's school & said we did everything right that we encountered.
A.Libero serving in the wrong spot
B.Coach not listing a libero on his roster then changing the libero between sets
C.Injury timeout