I've had this issue with my facebook app, when I loose service and my phone has to go back to the network it takes several days (this case) longer for my tone to go back to the app. I'll get the notifications but no sound or alert. It's annoying but it comes back sooner or later
CrackBerry is in no way Affiliated with BlackBerry. We take pride in our unbiased content, however do occasionally receive free products from vendors that we review or discuss. For more info click here.