In Angular a good technique for sharing common directives, components, pipes, etc. is to use a so called shared module. Those modules declare and export common parts, to make them usable for any of your other modules. The fundamentals section of the angular documentation is a very good read about shared modules. Let’s take as … Read more
Angular Concepts imports makes the exported declarations of other modules available in the current module declarations are to make directives (including components and pipes) from the current module available to other directives in the current module. Selectors of directives, components or pipes are only matched against the HTML if they are declared or imported. providers … Read more
These are the 5 steps I perform when I get such an error. Are you sure the name is correct? (Also check the selector defined in the component) Declare the component in a module? If it is in another module, export the component? If it is in another module, import that module? Restart the cli? … Read more
The main rule here is that: The selectors which are applicable during compilation of a component template are determined by the module that declares that component, and the transitive closure of the exports of that module’s imports. So, try to export it: @NgModule({ declarations: [TaskCardComponent], imports: [MdCardModule], exports: [TaskCardComponent] // <== export the component you … Read more