Solved" how to fix unfortunately system has stopped" error On any andriod device

Temporary solve "unfortunately, system Update has stopped"

1- Boot  into  recovery  using Press  (vol+  and  power  button )at  the  same  time.
2 - And Now Press (vol+  and  power  button ) again (you  should be  in  the  android  system  recovery  now)  
3 - Chose   "apply  update  from  cache" 4 - and Now  select "system_update/" 
5 - Then  select  "update.zip" 
6 - After  installation,  reboot  your  phone  by  clicking" reboot  system  now "