If Hauler shows error e3 or e4
If Hauler shows error e3 or e4, it means that your Playdate OS is incompatible with the version of Hauler you're using. Make sure that you update your Playdate OS and download the latest version of Hauler.
Follow the instructions on the Playdate website for updating your Playdate.
If Hauler says to use a newer version
If Hauler shows a message about sung a newer version of Hauler, learn how to update Hauler.
If you see an error about main.pdz when opening Hauler
Hauler is meant to be used on a Playdate console, and won't work on the Simulator.