"Yesterday during my match against Cameron, at 9/7 in the third, I went for a ball, and I strained my hamstring,” said Barker.
"I’m struggling today, and with the World Open coming up next week, I really don’t want to take any risks to pull my hamstring.
"I’m really gutted, but I’m going to stay here and get treatment with the England Squash Physio Jade, and I’m sure I’ll be fine next week…"