Root 2.3.5 update

[weld14]

I have a galaxy tab 7" vzw and unable to update to 2.3.5 ota. I rooted with superoneclick. Tried to unroot with soc didn't work? When i try to down load update it starts and after 30 seconds an triagle with an ! pops up and tab reboots. I don't know much so please spell things out and be nice. Thanks

 

[weld14]

thanks for all the help!!!