the application has not been installed

[Tymon]

My application has not been installed. This message appears when I try to install an application with the extension .apk. Please help

[Taifun]

did you already install that app previously?

if yes, delete that app and try again

see also https://groups.google.com/d/msg/mitappinventortest/K1_5hEG5LSY/3vbG-t8iCAAJ

Taifun

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Trying to push the limits of App Inventor! Snippets, Tutorials and Extensions from Pura Vida Apps by Taifun.