England bowling coach David Saker has vented his frustrations with the Snicko technology after Alex Carey was let off the hook for Australia on day one of the third Ashes Test.
With Carey firing from the start, the batsman appeared to be out when he was caught from behind.
However, Snicko showed a phantom spike - with the 34-year-old going on to hit an unbeaten 106.
Snicko is divisive in cricket and Saker, speaking to TNT Sports after the day's action, admitted he was frustrated that the technology didn't work in England's favour.
He said: "There was obviously a spike but it was either really early or late.
"Our boys are really confident he hit, Jamie Smith behind the stumps is not the sort of guy who would be like that unless he thought that.
"But you've got the technology. We're pretty confident he hit but he'd be the person to be asking. He did look guilty.
England were convinced that Alex Carey was gone, but what's your take here?#Ashes | #DRSChallenge | @Westpac pic.twitter.com/g7bp7ptQXO
— cricket.com.au (@cricketcomau) December 17, 2025
"That's the technology and I think they need to make sure it's working better than it did.
"Even the the Patty Cummins one, there seemed to some timings out."
There were, however, some encouraging signs for England.
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Australia ended the day on 326 for eight - and Saker was delighted with England's persistance with the ball following their struggles in the first two Tests.
"I thought it was a good performance from our bowlers," he continued.
"It's never easy day one in Adelaide so the boys toiled away. I thought it was a really good effort.
"I think he [Archer] had a point to prove and I thought he sustained his pace today and really attacked the stumps well. A good performed but I thought it was backed up by everybody.
"I thought Will Jacks did a pretty job.
Alex Carey hit a stunning century for Australia against England on day one of the third Ashes Test | PA"We haven't really panicked. We think we've had stints where we've been really good.
"In Brisbane, that first innings we had stints when we were quite poor with the ball.
"But we know what we needed to do. We need to get the ball in a challenging area for long periods of time. Bowling is not rocket science. It's about getting the ball in the right areas enough time.
"We mixed our lengths too much in Brisbane and we got back to a pretty good length today. I thought we were threatening for good periods of time."