Note 4 Notification ringtone keeps going off!

[toenail_flicker]

and now its working perfectly

Congrats! Glad you nailed it. Nothing worse than an annoying situation that can't be discovered as to why, and then corrected.

I'm sure my situation is something similar. When the weather calms down a bit I'm going to test mine again. Pretty sure it's a range advisory or roaming advisory.