hello,
This project was done for a primer2 and not for the open4, then you need to do some changes:
* $1: make a new project -> select primer -> choose your primer and save the application.
* $1, remove "Application.c".
* $1: "maze.c" and "maze_112_128.h" from the maze project you already downloaded.
* $1 to your new application: right click on the application name -> Add -> item
* $1:
After:
add this code
best regards