The argument type 'Null' can't be assigned to the parameter type 'Offset'.

[ramseena-12]

Describe the bug onPanEnd: (DragEndDetails details) { setState(() { _points.add(null); }); },

in this -point.add(null); is giving the error the argument type null can't be assigned to the parameter type 'offset'

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2. Click on '....'
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4. See error

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Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Version [e.g. 22]

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