Nullinjectorerror no provider pipe. It just seems that I've written a lot of extra code because I can't import a pipe into a standalone pipe. Sep 5, 2022 · At runtime I get the following error: R3InjectorError(AppModule)[MyService -> MyStandaloneService]: NullInjectorError: No provider for CurrencySterlingPipe!. To fix the error ensure that your service is registered in the list of providers of an NgModule or has the @Injectable decorator with a providedIn property at top. The DatePipe is a built-in Angular pipe, and it's not a service that you can directly provide using the providers array in TestBed. You can create a mock of the DatePipe for your unit test. It doesn't seem like I'm able to use the Pipe decorator to specify imports or providers for my standalone Pipe, so what should I do? This is commonly thrown in services, which require non-existing providers. Jul 16, 2023 · In your case the work arround is to provide the CurrencyPipe in a module or in the component using your pipe. Either way what your are currently doing with the pipe, is not recommanded. Inside of this pipe I'm trying to directly inject and use Angular's built in DatePipe, however I'm getting the NullInjectorError "No provider for DatePipe!". We will also provide some tips on how to prevent this error from occurring in the first place. n9g hmjtvdwa dl qz6qnu bdh ceacich4 kxyo fq3 6r 1ezx