ExpandableListView -UnsupportedOperationException: addView(View, LayoutParams) is not supported in AdapterView

Question

I am implementing Expandable List view in android and i am getting the above titled error. Please help me.

Main activity is -

package com.expand;

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Answer 1

This error can also be caused because of instant run feature. I was working on listview and because of this error app kept crashing. Uninstalling the app and running again resolved the error.