You need to wait 360 seconds (6min) between posts, or after logging in.
You are a new member here, welcome.
You are a new member here, welcome.
thank you. but i'm first logged in june
and can discuss only here: in newbie section 
Yes you registered in May, but still, you never posted any message, so you are a new member (activity=0).
You will have to wait to increase your activity to remove those limits.