There had been some developments to this issue,
So I managed to kind of resolve the issue, it turns out it was the mod/scheduler: manage permission was causing the problem. However, I am stuck in a conundrum here because if I prohibit the permission the students have the correct permissions, but teachers do not as they are unable to add time slots, but if it is set to allow they can but the students have access to the teacher's screen.
So I managed to kind of resolve the issue, it turns out it was the mod/scheduler: manage permission was causing the problem. However, I am stuck in a conundrum here because if I prohibit the permission the students have the correct permissions, but teachers do not as they are unable to add time slots, but if it is set to allow they can but the students have access to the teacher's screen.