Component stylesUrls referencing newly created sass style sheet
-> webpack won’t find it and throw “Expected ‘styles’ array"
Fix: generate css file via npm run sass
qdouble/angular-webpack-starter#2
webpack-contrib/style-loader#123
Template parse error with "Can't bind to 'X' since it isn't a known property".
Fix: check if CommonModule got imported.
Template parse error with "'X' is not a known element".
Fix: check if MaterialModule got imported.
Why modules need to take care of loading their dependencies (self-encapsulation): Stack Overflow
UI becomes unresponsive after a while of using the application. Best practise: make sure to unsubscribe from observables upon ngOnDestroy Fix: disable Redux Store Dev Tools 'monitor'