Unhappy [Q] 3G not work on 4.4.2 (SOLVED)

Hello, 3G connectivity in any of the ROM posted CM11, SLIMKAT OR CARBON ROM here does not work, because I have done well in the APN settings, but still did not work.... with 4.2.2 STOCK me if it works ...: calls and messaging its working for me,,, operator Movistar - Argentina... help me

SOLVED!!! solution: remove APN, return it, and restart the phone now! for which you have this problem, do the procedure and solved (this works on any AOSP rom cm etc) !