Shopify-cli migration npm run dev error

Retired Boards Appdev Tools
1

when i run npm run dev, everything appears to work fine and at the end it says

Abort [Error]: Command failed with exit code 1: npm run --prefix ../.. dev

 error ──────────────────────────────────────────────────────────────────────╮
│                                                                              │
│  Unable to obtain an available random port number!

has anybody else had this error?

2

I am also having this error when I try to run shopify app dev command with railway cli.