Cant get wifi working

[Android Question]

Hi got a Galaxy Ace 2011 Android 2.2 can't get oit to connect to my net work.
Have used same details in my wifes phone a samsung wave and that conects ok but mine conects and disconects straight away

Any help would be grateful thanks

Dave.

 

[Rukbat]

Are you sure you have a spare DHCP slot in the router?