Ionic update my app exploded


wheen update ionic cli my app exploded. plz help me. i get 1000 errors like

Cannot find module "setimmediate"
can not found python


You have been here in the forum long enough what we ask for:
ionic info, package.json, exact error message, exact command you are executing.
How did you update?


i fix it .
i create new project in new ionic then move file from old app to new app