Have U DNLOADED BATTERY SAVER OR QUICK CHANGE COOLER. THOSE ARE COMMON PROBLEMS THAT I HAVE BEEN TRYING TO GET RID OF RECENTLY. LIKE THE LAST FEW DAYS. I HOPE THAT THIS HELPS YOU. <edit> SAMOLOU
Have you tried turning off adaptive notifications? It's working good on my phone it hasn't changed any of my primary apps to silent notifications but you never know it might have a glitch. If that doesn't help turn it back on.
Sometimes wipe the system cache partition clears up issues like this.