Estou com erro no CONSOLEcompiler.js:215 Uncaught Error: Template parse errors: Can't bind to 'url' since it isn't a known property of 'ap-photo'.

compiler.js:215 Uncaught Error: Template parse errors: Can't bind to 'url' since it isn't a known property of 'ap-photo'.

1. If 'ap-photo' is an Angular component and it has 'url' input, then verify that it is part of this module.
2. If 'ap-photo' is a Web Component then add 'CUSTOM_ELEMENTS_SCHEMA' to the '@NgModule.schemas' of this component to suppress this message.
3. To allow any property add 'NO_ERRORS_SCHEMA' to the '@NgModule.schemas' of this component. ("<ap-photo *ngFor="let photo of photos" [ERROR ->][url]="photo.url" [description]="photo.description"> "): ng:///AppModule/AppComponent.html@2:4 Can't bind to 'description' since it isn't a known property of 'ap-photo'.
4. If 'ap-photo' is an Angular component and it has 'description' input, then verify that it is part of this module.
5. If 'ap-photo' is a Web Component then add 'CUSTOM_ELEMENTS_SCHEMA' to the '@NgModule.schemas' of this component to suppress this message.
6. To allow any property add 'NO_ERRORS_SCHEMA' to the '@NgModule.schemas' of this component. (" *ngFor="let photo of photos" [url]="photo.url" [ERROR ->][description]="photo.description"> "): ng:///AppModule/AppComponent.html@3:4 'ap-photo' is not a known element:
7. If 'ap-photo' is an Angular component, then verify that it is part of this module.
8. If 'ap-photo' is a Web Component then add 'CUSTOM_ELEMENTS_SCHEMA' to the '@NgModule.schemas' of this component to suppress this message. ("[ERROR ->]<ap-photo *ngFor="let photo of photos" [url]="photo.url" "): ng:///AppModule/AppComponent.html@0:0 at syntaxError (compiler.js:215) at TemplateParser.push../nodemodules/@angular/compiler/fesm5/compiler.js.TemplateParser.parse (compiler.js:14702) at JitCompiler.push../nodemodules/@angular/compiler/fesm5/compiler.js.JitCompiler.parseTemplate (compiler.js:22709) at JitCompiler.push../nodemodules/@angular/compiler/fesm5/compiler.js.JitCompiler.compileTemplate (compiler.js:22696) at compiler.js:22639 at Set.forEach () at JitCompiler.push../nodemodules/@angular/compiler/fesm5/compiler.js.JitCompiler.compileComponents (compiler.js:22639) at compiler.js:22549 at Object.then (compiler.js:206) at JitCompiler.push../nodemodules/@angular/compiler/fesm5/compiler.js.JitCompiler._compileModuleAndComponents (compiler.js:22548)