wireless access point - error with LG P350

[LadyHouse]

Hi, I have got problem with my LG P350 - my cousin accidentally have changed the name of my wireless access point and now it doesn't want to work - i click on it, it's turning on and then it says there is an error. Anyone can help me?

 

[Moc Muscad]

please help me, how can i activate my lg P-350 android phone