Debugging your Tamagotchi is simple, and can be really fun. BUT! Please remember how bad it can be for your Tamagotchi, and may result in your Tamagotchi not working ever again!
Check out this link for details on how to debug here.
WARNING! YOU MIGHT BREAK YOUR TAMAGOTCHI FOREVER IF YOU DEBUG IT! PLEASE KEEP THIS IN MIND, AS WE DO NOT WANT TO BE HELD RESPONSIBLEFOR ANY TAMAGOTCHIS NOT WORKING!