I'm trying to import CdkStepperModule to properly use cdk-steps and cdk-stepper to build a stepper. The app build is successful, but in console, this error occurs on trying to use the component. ng-admin.min.js:54419 ERROR NullInjectorError: R3InjectorError(AppModule)[CdkStepper -> CdkStepper]: NullInjectorError: No provider for CdkStepper! I have tried the following: Importing CdkStepperModule in the module where cdk-steps is being used Adding CdkStepperModule in app module @NgModule imports Both of these did not work. Continue reading...