Fix React Web App Compilation Errors

I have a React web app that was partially generated with ChatGPT. I'm currently facing compilation errors when trying to run the web app using the latest version of ReactJS.

I need a skilled React developer to help me resolve the following issues:
- Fixing the compilation errors preventing the app from running
- Ensuring the app is compatible with the latest version of ReactJS

Ideal skills and experience for the job:
- Extensive experience in ReactJS development
- Strong debugging and troubleshooting skills
- Familiarity with code generated by AI
- Ability to ensure code compatibility with latest updates