"I don't think Kaizer Chiefs would have been good enough to score against us had we not made our errors which basically led to the first and second goal," he told the media.
"Then after we tried to get ourselves back into the game. The last 15-20 minutes unfortunately became a lot of stop-start, a lot of cramps, a lot of slowing down the game, a lot of chaotic [incidents].
"The opposition staff on the bench created chaos needed for them to see out the game," Barker concluded.