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Check if completer is already completed

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This commit is contained in:
ashilkn 2022-12-14 17:28:57 +05:30
parent 63d7c10f76
commit 7ca534978e
1 changed files with 1 additions and 1 deletions
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2
lib/ui/account/two_factor_setup_page.dart
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@ -68,7 +68,7 @@ class _TwoFactorSetupPageState extends State<TwoFactorSetupPage>
@override @override
void dispose() { void dispose() {
WidgetsBinding.instance.removeObserver(_lifecycleEventHandler); WidgetsBinding.instance.removeObserver(_lifecycleEventHandler);
widget.completer.complete(); widget.completer.isCompleted ? null : widget.completer.complete();
super.dispose(); super.dispose();
} }