HTC Touch Pro2 (CDMA)

finally got it and i like it alot. only one problem i had a text or mms message come in but never show up so now my phone says i have 1 message in my inbox but nothins there how do i get rid of this? and does anybody kno a good website for mods or free apps i would like to use and customize this phone to its potential. but a very good phone jus on its own. thanks