How to fix my LG-P769 saying LGSystemServer has stopped??

do a factory reset from the setting and try again. you can also do 3 finger hard reset to go out of this loop issue.

[URGENT] Stuck on setup wizard!! ' Android Development and Hacking ...

forum.xda-developers.com > ... > Android Q&A, Help & Troubleshooting

May 14, 2013 - 9 posts - ‎4 authors
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Get a new battery.

look in setting on your phone ,look for keyboard sounds and turn them off

What any indications of not turning on

Use code for factory reset 2945#*#

http://www.lg.com/us/support-mobile/lg-P769

It would help if you told us what the problem is?

I was playing music really loud on my Mac, and i sat my phone on my keyboard. So i picked my phone up it want turn on. (I have a LG-P769)

Please Help Me