Padrino console on Heroku

gistfile1.txt

$ heroku console
Ruby console for myapp.heroku.com
>> var_that_does_not_exist
 !   Internal server error
>>
$ heroku run bundle exec padrino console -e production
Running bundle exec padrino console -e production attached to terminal... up, run.9
=> Loading production console (Padrino v.0.10.1)
=> Loading Application MyApp
=> Loading Application Admin
irb(main):001:0> var_that_does_not_exist
NameError: undefined local variable or method `var_that_does_not_exist' for main:Object
        from (irb):1
irb(main):002:0>