Flutter iOS app keeps loading - need to fix

I'm experiencing a persistent issue with my Flutter-based iOS app—it's stuck on the loading screen from startup. I haven't recently added new features or updates, so the problem is puzzling. I need an expert to troubleshoot and resolve this as soon as possible.

**My requirements for you:**

- Proficiency in the latest versions of Flutter
- Extensive experience in iOS app development
- Ability to diagnose startup loading issues
- A systematic approach to troubleshooting and fixing bugs

**What I expect from the project:**

- Quick identification of the problem
- Efficient resolution with minimal disruption
- Clear communication throughout the process

**Ideal Freelancer:**

- Has successfully fixed similar Flutter loading issues
- Can provide references or examples of past work
- Is available to start immediately

I'm looking forward to your bids and hope to form a successful partnership to resolve this issue swiftly.