Posts by Vitor • 116 points

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  A: FLUTTER ERROR - The method '[]' was called on null

  The error occurs because when the widgets tree is done, it tries to build: AssetImage('assets/img/' + _item[0].imagens) However _item is not initialized, that is, null. So it gives error. You are…

  flutter dart

  answered 4 years, 4 months ago Vitor 116