mvn seedstack:run failed

`mvn seedstack:run` caused the following failure:

<img width="1680" alt="Screen Shot 2022-02-19 at 8 29 42 PM" src="https://user-images.githubusercontent.com/20001191/154828445-6c3ca62d-bafe-4314-bd85-3f6601c6d6d3.png">


Is this a known issue? 


```bash
mvn --version
Apache Maven 3.8.4
```