The sweet summer child thinks he's conquered the world after fixing compiler errors. "Goodbye compiler errors! I will never suffer again!" he proclaims with the confidence of someone who's never met a segmentation fault.
But the programming gods have other plans. First comes the linker errors - those cryptic messages about undefined references that make you question your career choices. Then the final boss appears: runtime errors. Those sneaky bastards that pass all checks but crash your program when the client demos it.
It's the circle of developer life - fix one problem, unlock three more challenging ones. Welcome to the job security plan.