A person from the April batch got his application returned today.
I guess they are scrutinizing the application first, then correct applications are given AOR - that's where the queue is clogged.!
Hopefully, you should receive AOR in Sept, but don't be surprised if it gets delayed as Jan AORs are still coming.
Also, I would recommend you apply for PR renewal, you don't know where the world heading to currently...
CIC is gradually increasing processing time by few days every week. Since Jul-7 the processing time in days: 299> 132> 137> 138> 141> 160> 164
They are just creating a backlog...