First, make sure to read the tutorial's readme and follow the prerequisites section. Then set up a new F´ project using the fprime-util new --project command. Please select a project name of led-blinker, an F´ version of devel, and to create a project virtual environment.
Remember to activate the virtual environment you created when installing F´.
$ fprime-util new --project
[1/2] Project name (MyProject): led-blinker
[2/2] Install F´ development tools in current virtual environment?
1 - yes
2 - no
Choose from [1/2] (1): 1
If you bootstrapped the F´ tools in a virtual environment
deactivatethat environment before activating the new one below.
Next, activate the new virtual environment and generate a build cache using the following commands:
cd led-blinker
fprime-util generate