Error running 2 NPM application using compound WebStorm 2025.3

I'm trying to run 2 applications in the same window using compound. This setup works in WebStorm 2025.2 but I don't know why is not working in 2025.3.

Here is my step:
UI>
 

API>

Compound>

When I run the first application runs fine but the second shows this error:
 

Anyone could me fix it?