Hardwick said Stack was low on confidence, but would be back.
“Sydney has to rediscover who he is and how he wants to play,” Hardwick said.
“He is lacking a bit of confidence, he’s probably fumbled a ball early in the game which he has dwelled on too much. It’s un-Sydney like.
“He doesn’t normally worry about mistakes, but he’s thinking about the things he’s not doing.”
Source: Herald-Sun