Frank Chen

@Sajad-Sharhani, it looks like the sample code only works for Class, not Functional Component. I had to stay in Class.

@LaurentGoderre thanks for your response. yes, I used docker run to start my container. the following is my docker run ``` docker run -it --rm --name spfx-dev --mount type=bind,source=c:/dockerprojects,destination=/usr/app/spfx -p...

please see the screenshot below: 

@LaurentGoderre while I am going to check if a process is listening on those port in my container, do you know what was the reason to cause NPM install failed....

I just tried what you suggested as the following. But unfortunately, I still got same error message. ``` docker run -it --rm --name spfx-dev -v /c/dockerprojects:/usr/app/spfx -p 5432:5432 -p 4321:4321...