When I try to build showing an error

When I try to build showing an error
below my error but same source code working on local cli
npm install --quiet --no-optional failed
Please help me out

same here.

“devDependencies”:{
@ionic/app-scripts”:“3.1.11”,
@types/node”:"^10.7.1",
“typescript”:“2.6.2”
},

now it works. i think it was ionic pro dashboard problem.

please can you tell me the solution?
Now showing this error

its different error from mine. have you done ionic build in your local?

yes. I have done also its working perfect in local