gulp task "watch.dev" not working for backend code which is in src/server directory.

[Collaborator1]

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[ ] bug report => search github for a similar issue or PR before submitting
[ ] feature request
[ ] support request => Please do not submit support request here, instead see use [gitter](https://gitter.im/mgechev/angular2-seed) or [stackoverflow](https://stackoverflow.com/questions/tagged/angular2)

Current behavior

watcher for backend code is not working. Need Help

Note: for front end code which is src/client directory, whenever i made any change "watch.dev" is working fine.
Expected behavior

Minimal reproduction of the problem with instructions

What is the motivation / use case for changing the behavior?

Please tell us about your environment:
OS: windows8

• Angular Seed Version: 4.2.3

• Node: node --version = v6.9.4

[Valentyn Yakymenko]

Thanks for finding this bug,
Watcher problem fixed, please update version of angular-seed-express.

For re-run, your newly built server changes, use daemon pm2.

[Collaborator1]

@vyakymenko Thanks. It works fine now.