Enable debug mode#

To facilitate troubleshooting, Module Federation provides a debug mode. You can add the FEDERATION_DEBUG=true environment variable when executing a build or execute localStorage.setItem('FEDERATION_DEBUG','true') in the browser to enable the debug mode of Module Federation.

Build and add environment variables:

# Debug development mode
FEDERATION_DEBUG=true pnpm dev

# Debug production mode
FEDERATION_DEBUG=true pnpm build

Runtime and add environment variables:

Log information#

After enabling debug mode, you can see the following information in the console:

In debug mode, you will see some logs starting with [ Module Federation ] output in the terminal.