Model is not beeing displayed anymore when switching between apps

[joshuasa33]

Describe the bug
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To reproduce
Steps to reproduce the behavior:

1. Go to '.switch between apps and the model will crash'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
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Screenshots
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. Chrome, Safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, Safari]
• Version [e.g. 22]

Additional context
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[joshuasa33]

fixed by making the visibility : false before the apps leave the foreground with WidgetsBindingObserver

[myselfuser1]

Try this