Debug a JavaScript Bug

I need help debugging a JavaScript issue. Please analyze the problematic code, identify the bug(s), and provide a solution. Here's the code with the issue: ```javascript [PASTE PROBLEMATIC CODE HERE] ``` The problem I'm experiencing is: [DESCRIBE THE ISSUE/ERROR/UNEXPECTED BEHAVIOR] Please provide: 1. BUG IDENTIFICATION * Clear explanation of what's causing the issue * Specific line(s) where the bug is occurring * Why this is causing the observed problem * Any underlying misconceptions or patterns leading to the bug 2. SOLUTION * Fixed version of the code * Explanation of changes made * Why the solution works * Any alternative approaches to fixing the issue 3. DEBUGGING PROCESS * How you identified the issue * Key debugging techniques that would help find this bug * How to use console.log(), debugger statements, or browser tools * Systematic approach to isolate this type of problem 4. PREVENTION STRATEGIES * Best practices to avoid this issue in the future * Common patterns that lead to this type of bug * Code structure improvements to prevent recurrence * Testing strategies to catch this earlier 5. LEARNING OPPORTUNITIES * Explanation of relevant JavaScript concepts * Common misconceptions related to this issue * Resources for deeper understanding * Similar bugs to watch out for Thank you for your help in identifying and fixing this JavaScript bug.