I've trued some of solution with this problem, but My app couldn't solve this.I've tried these solution.
Render Error message said in there are errors in "renderApplication.js"files.I found some of the error with "type aliases can only be used in TypeScript files.ts" in "renderApplication.js"files.
This errors gone when I used the solution->Go to setting.json and add { "javascript.validate.enable": false,}
My text is inside of Component but error keeps show up.Here is my Pictures.App