Five Basic ActionScripting Mistakes and How to Fix Them

The Problem: You receive a syntax error when you try to publish telling you that a line must end in ;, and your movie doesn’t function properly. All lines that aren’t opening or closing a function must end in a semicolon, and you’re probably missing one.

The Solution: Use Check Syntax to determine which lines are causing the errors; the Output window will break down each problem line-by-line, and you can check the line number noted to add the closing semicolon.