i was woundering if any one could help me.

my daughter is nearly 4 yrs old and i have toilet trained her but nights are not going so well.i have had to put a nappy on her at night and in the morning she is waking up really wet.why is that?
i have also toilet trainned my son and he is nearly 3 and i dont have one problem with him. he never wets the bed wakes up dry everyday.

it would be good to get some advice on this situation thankyou.

love susan