Why did the android symbol appear in my apps ?

[Android Central Question]

The symbol has no name, it simply just appeared, when clicked it says "app not found" and it can't be deactivated

 

[belodion]

Try first a Power Off and Restart. Tell us if no go.

 

[B. Diddy]

Welcome to Android Central! Which phone? Where are you seeing this -- in the App Drawer, homescreen, Settings>Apps​ menu, or somewhere else?