What was main reason the Hesperus crashed on the reef was?

The main reason the Hesperus crashed on the reef was the captain's reckless decision to sail at night during a storm, driven by pride and a desire to prove his nautical skills. He failed to heed warnings about the treacherous conditions and underestimated the dangers posed by the rocky coastline. This tragic combination of hubris and poor judgment ultimately led to the ship's demise.