When scrolling custom ListView, the checkbox value changes

Question

What I have: a custom listview with Textviews and checkbox.

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Problem: Suppose my screen can show only 6 items of list at time, and

Answer 1

You didn't cover the case convertView != null, this is what happens when scrolling up and down. You should implement a way to recycle the convertView (better) or just ignore it and give a fresh View back in this case too (worse).