[FTL] There is no source with the name: riddler

I am facing the following issue with my subfinder
<img width="811" alt="Screenshot 2024-07-25 at 6 17 05 PM" src="https://github.com/user-attachments/assets/09994ac8-2a24-4c2e-8b63-1b993a602ad5">

Please help me resolve the issue.