Not showing

[bryan-ibrahim]

I've implemented the code as documented but the menu is not showing up at the top

[mohamedebrahim96]

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This is my fragment code - full project on github
https://github.com/mohamedebrahim96/Whos-in-Space

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you may also see the live version on google play
https://play.google.com/store/apps/details?id=com.vacuum.app.whoisinspace