React Native Functionality Bug Fix

I'm looking for an experienced React Native developer to urgently fix a functionality bug in my app. If the fix is successful, there is potential for a complete project handover.

Requirements:
- Expertise in React Native development
- Experience in debugging functionality issues
- Ability to analyze and resolve specific error messages

Ideal Skills:
- Strong problem-solving abilities
- Familiarity with error logs and debugging tools
- Prior experience with similar projects

Please provide your approach and estimated timeline for the fix.