React Expert - Bug Fix

I'm seeking a React expert to assist with some bugs in my project. Currently, the project is experiencing a runtime error during execution.

I've uploaded an image of the error, and you can download the project using the link below:
https://bitbucket.org/mobilespace12/socialbook/get/5805e0d0a4f9.zip

If you have the skills to fix this bug, please get in touch with me!