The fastest/easiest way to get the update if you are failing install from being rooted is by running the ruu executable for the latest Gingerbread version on a PC.
(I failed the install of the 7MB file twice before I did this.)
The file can be found here:
Goo.im Downloads - Downloading RUU_Vigor_VERIZON_WWE_2.01.605.11_Radio_RS_0.95.00 .1123r_3161E_9K_QMR_release_233635_signed.zip
Via Scotty, in this thread -> s-off guide/info/return to stock