Problem duplicating projects for Challenges

[pimony]

I found a solution. The question was asked here:

Problems with Copy GeoQuiz Directory to GeoQuiz Challenge

I follow the instructions to Copy the “GeoQuiz” Directory and renaming to “GeoQuiz Challenge”. Then File --> New --> Import Project and navigate and select “GeoQuiz Challenge”. After I was in the GeoQuiz Challenge Project and I click the Green Arrow to Run the application in the emulator I get the below error and it does not run. The original GeoQuiz project still works fine. What am I doing wrong? Installation failed with message Failed to finalize session : INSTALL_FAILED_INVALID_APK: Sp…

MartijnKor’s answer worked for me.