"For Want of a Nail"
For want of a nail the shoe was lost.
For want of a shoe the horse was lost.
For want of a horse the rider was lost.
For want of a rider the message was lost.
For want of a message the battle was lost.
For want of a battle the kingdom was lost.
And all for the want of a horseshoe nail.
Stack trace version:
NoMethodError: undefined method `nail' for nil:NilClass from shoe:1, in `want nail` from horse:1, in `want show` from rider:1, in `want horse` from message:1, in `want rider` from battle:1, in `want message` from kingdom:1, in `want battle` from kingdom:1, in `<main>` [ERROR]: the kingdom was lost