Sinbad: Legend of the Seven Seas (2003)

Other mistake: As they're chasing the giant fish and the ship is bouncing on the waves, we can see in some shots a major design flaw - the ship has no rudder.

Kale: What happened down there?
Sinbad: You wouldn't believe me if I told you.
Kale: Try me.
Sinbad: Okay, here goes. So I meet Eris, the goddess of discord? She's got a major crush on me, and she invited me back to her place.