Angular NG8001 & NG0304: 'X' Is Not a Known Element — Fix
Angular's NG8001 (build-time) and NG0304 (runtime) both mean the compiler can't resolve an element. Here's the exact cause and the real fix, standalone and NgModule.
angular-cli
2 PostsAngular NG0201: NullInjectorError No Provider for HttpClient — Fix
NullInjectorError: No provider for HttpClient! (NG0201) means Angular's injector can't find a registered provider. Here's the exact fix for standalone apps, NgModules, and tests.