[Bondo2]

I tried flashing it but it fails at 75%
W/ [P2][02:10:35]Transfer Complete! total size is 5627904 Bytes

W/ [P2][02:10:36]Cmd --> (bootm 0x82000000)(0)

E/ [P2][02:11:48]failed because no connected device ,current step is 18

Have you tried it?

 

[Bondo2]

I tried flashing it but it fails at 75%
W/ [P2][02:10:35]Transfer Complete! total size is 5627904 Bytes

W/ [P2][02:10:36]Cmd --> (bootm 0x82000000)(0)

E/ [P2][02:11:48]failed because no connected device ,current step is 18

Have you tried it?

The problem is flashing after a v1.x version of the firmware. To upgarde from 1.x to this do the following
1. Upgrade to a v2.x firmware
2. Upgrade to the latest version

 

[Bondo2]

For rooting V4.2.2
http://www.slatedroid.com/topic/82962-root-vi30d-firmware-422/#entry959570