You need the latest baseband
You need the latest baseband it should say "C_01.43.01P"
SEE: "Baseband-update 2" at "http://forum.androidcentral.com/motorola-droid-roms-hacks/16752-complete-walkthrough-froyo-2-2-setup.html"
or try this link "http://www.megaupload.com/?d=WMU33OCO"