Root How to root Nook tablet version 1.4.0

[nyan linn aung]

My tablet is Nook Tablet version 1.4.0 ,and i try to root it with

(tbp421.APK)
(usbdrivers.zip)
(Nook&Zergy.zip),this 3 files.

When i root it i saw these error message like this

"zergy"is not recognized as an internal or external command,operable program or batch file

"adb"is not recognized as an internal or external command,operable program or batch file

I don`t know how to do next step......Please help me...

 

[Flyguy94]

I followed the link below. Take you time watch the youtube video's in the op's thread and shouldn't have any issues.

[Blocks OTA's!] Full root for Nook Tablet. [11/20/11] [Permanent root!] - xda-developers