My Blackberry curve is not sending text messages. They are pending.

SOURCE: can not see incoming text messages

When you get the alert, it shows a star by email. You select email. I have this phone, any further questions, please post as premium and I will be happy to help you. TY

SOURCE: My blackberry Curve deleted all my text messages out of nowhere!

This explains it pretty well...http://answers.yahoo.com/question/index?qid=20080423212943AA3Zntv

take out your battery for 30 seconds. solves almost everything

SOURCE: My Blackberry delete my texts and call logs automatically. Please

the trouble is that you have used all of the memory on your phone to check it go to the little tool symbol that looks like a wrench and then go to status check to see how much free files you have if it says zero you will need to delete some unwanted files most of the time its if you have a lot of ringtone or music but you can also get a memory card after you selete some files turn the phone off and take the battery out and replace it repeat the steps to see how much free files you have then

SOURCE: Can't send or receive text messages anymore!

send phone back and they will send you a new one if you have insurance its a faulty ear piece i just went through the same thing

SOURCE: my blackberry won't send or receive text messages

try and pull out the SIM card and put back in.
should work. if not, go to t-mobile.