Class Carbon\Carbon not found

Question

I recently added a package to my Laravel 4 site and now anything that uses Eloquent (or at least Eloquent with any reference to date/time) is showing a 500 error that states

Answer 1

you need to add the line:

'Carbon' => 'Carbon\Carbon',

to the bottom of the 'aliases' array in app/config/app.php this will make the carbon library available everywhere in laravel.