My guess is that your Aviary class contains an ArrayList<Bird> that has not been initialized.
OR
The Aviary av variable is null.
Most likely the latter. Those are the only two suspects...
Type: Posts; User: aussiemcgr
Re: Array List Help - Can't find where problem is!!
My guess is that your Aviary class contains an ArrayList<Bird> that has not been initialized.
OR
The Aviary av variable is null.
Most likely the latter. Those are the only two suspects...