Wirelessly posted (Verizon 8830: BlackBerry8830/4.2.2 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/105)

I do not know if its the timing with their server. I have it working and did it by overwriting 1.54. I was going to suggest to try again and also make sure to completely remove a prior google maps, so you have a clean install. Clean your cache. Reset again.
I may be just an issue with their server reaching all of the carriers