title: karma doesn't see tests after ng test (Executed 0 of 0 SUCCESS)
body: <p>I've got a problem with running tests. After running <code>ng test</code> command, the command line shows</p>
  
  <pre><code>Chrome 83.0.4103 (Windows 7.0.0): Executed 0 of 0 SUCCESS (0.007 secs / 0 secs)
  TOTAL: 0 SUCCESS
  TOTAL: 0 SUCCESS
  </code></pre>
  
  <p>In my browser I see the karma tab with information:
  <code>0 specs, 0 failures</code>
  and in the console I've got an error
  <code>Failed to load resource: the server responded with a status of 404 (Not Found)</code> </p>
  
  <p>Tests run on other laptop. </p>
  
  <p>My karma.conf.js</p>
  
  <pre><code>module.exports = function (config) {
    config.set({
      basePath: '',
      frameworks: ['jasmine', '@angular-devkit/build-angular'],
      files: [   
        'src/app/**/*.js'
      ],
      plugins: [
        require('karma-jasmine'),
        require('karma-chrome-launcher'),
        require('karma-jasmine-html-reporter'),
        require('karma-coverage-istanbul-reporter'),
        require('@angular-devkit/build-angular/plugins/karma')
      ],
      client: {
        clearContext: false // leave Jasmine Spec Runner output visible in browser
      },
      coverageIstanbulReporter: {
        dir: require('path').join(__dirname, '../coverage'),
        reports: ['html', 'lcovonly'],
        fixWebpackSourcePaths: true
      },
      reporters: ['progress', 'kjhtml'],
      port: 9876,
      colors: true,
      logLevel: config.LOG_INFO,
      autoWatch: true,
      browsers: ['Chrome'],
      singleRun: false
    });
  };
  </code></pre>
  
  <p>Package.json</p>
  
  <pre><code>{
    "name": "angular-i-spy",
    "version": "0.0.0",
    "scripts": {
      "ng": "ng",
      "start": "ng serve",
      "build": "ng build",
      "test": "ng test",
      "lint": "ng lint",
      "e2e": "ng e2e",
      "api": "json-server server/db.json --watch"
    },
    "private": true,
    "dependencies": {
      "@angular-devkit/build-angular": "^0.900.3",
      "@angular/animations": "^9.0.2",
      "@angular/common": "^9.0.2",
      "@angular/compiler": "^9.0.2",
      "@angular/core": "^9.0.2",
      "@angular/forms": "^9.0.2",
      "@angular/http": "^7.2.16",
      "@angular/localize": "^9.1.9",
      "@angular/platform-browser": "^9.0.2",
      "@angular/platform-browser-dynamic": "^9.0.2",
      "@angular/router": "^9.0.2",
      "@ng-bootstrap/ng-bootstrap": "^5.3.0",
      "bootstrap": "^4.4.1",
      "core-js": "^2.6.11",
      "json-server": "^0.16.1",
      "rxjs": "~6.5.4",
      "ts-md5": "^1.2.7",
      "zone.js": "~0.10.2"
    },
    "devDependencies": {
      "@angular/cli": "^9.0.3",
      "@angular/compiler-cli": "^9.0.2",
      "@angular/language-service": "^9.0.2",
      "@types/jasmine": "~2.8.8",
      "@types/jasminewd2": "^2.0.8",
      "@types/node": "~8.9.4",
      "codelyzer": "~4.3.0",
      "jasmine-core": "~2.99.1",
      "jasmine-spec-reporter": "~4.2.1",
      "karma": "^4.4.1",
      "karma-chrome-launcher": "~2.2.0",
      "karma-coverage-istanbul-reporter": "^2.0.6",
      "karma-jasmine": "~1.1.2",
      "karma-jasmine-html-reporter": "^0.2.2",
      "protractor": "^5.4.3",
      "ts-node": "~7.0.0",
      "tslint": "~5.11.0",
      "typescript": "^3.7.5"
    }
  }
  </code></pre>
  
  <p>Test example:</p>
  
  <pre><code>import { async, ComponentFixture, TestBed } from '@angular/core/testing';
  import { InitialPageComponent } from './initial-page.component';
  
  describe('InitialPageComponent', () =&gt; {
    let component: InitialPageComponent;
    let fixture: ComponentFixture&lt;InitialPageComponent&gt;;
  
    beforeEach(async(() =&gt; {
      TestBed.configureTestingModule({
        declarations: [ InitialPageComponent ]
      })
      .compileComponents();
    }));
  
    beforeEach(() =&gt; {
      fixture = TestBed.createComponent(InitialPageComponent);
      component = fixture.componentInstance;
      fixture.detectChanges();
    });
  
    it('should create', () =&gt; {
      expect(component).toBeTruthy();
    });
  });
  </code></pre>
  
  <p>Test.ts</p>
  
  <pre><code>import 'zone.js/dist/zone-testing';
  import { getTestBed } from '@angular/core/testing';
  import {
    BrowserDynamicTestingModule,
    platformBrowserDynamicTesting
  } from '@angular/platform-browser-dynamic/testing';
  
  declare const require: any;
  
  // First, initialize the Angular testing environment.
  getTestBed().initTestEnvironment(
    BrowserDynamicTestingModule,
    platformBrowserDynamicTesting()
  );
  // Then we find all the tests.
  const context = require.context('./', true, /\.spec\.ts$/);
  // And load the modules.
  context.keys().map(context);
  </code></pre>
  
  <p>tsconfig.spec.json</p>
  
  <pre><code>{
    "extends": "../tsconfig.json",
    "compilerOptions": {
      "outDir": "../out-tsc/spec",
      "types": [
        "jasmine",
        "node"
      ]
    },
    "files": [
      "test.ts",
      "polyfills.ts"
    ],
    "include": [
      "**/*.spec.ts",
      "**/*.d.ts"
    ]
  }
  </code></pre>
  
  <p>angular.json</p>
  
  <pre><code>{
    "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
    "version": 1,
    "newProjectRoot": "projects",
    "projects": {
      "angular-iSpy": {
        "root": "",
        "sourceRoot": "src",
        "projectType": "application",
        "prefix": "app",
        "schematics": {},
        "architect": {
          "build": {
            "builder": "@angular-devkit/build-angular:browser",
            "options": {
              "outputPath": "dist/angular-iSpy",
              "index": "src/index.html",
              "main": "src/main.ts",
              "polyfills": "src/polyfills.ts",
              "tsConfig": "src/tsconfig.app.json",
              "assets": [
                "src/favicon.ico",
                "src/assets"
              ],
              "styles": [
                "src/styles.css"
              ],
              "scripts": []
            },
            "configurations": {
              "production": {
                "fileReplacements": [
                  {
                    "replace": "src/environments/environment.ts",
                    "with": "src/environments/environment.prod.ts"
                  }
                ],
                "optimization": true,
                "outputHashing": "all",
                "sourceMap": false,
                "extractCss": true,
                "namedChunks": false,
                "aot": true,
                "extractLicenses": true,
                "vendorChunk": false,
                "buildOptimizer": true
              }
            }
          },
          "serve": {
            "builder": "@angular-devkit/build-angular:dev-server",
            "options": {
              "browserTarget": "angular-iSpy:build"
            },
            "configurations": {
              "production": {
                "browserTarget": "angular-iSpy:build:production"
              }
            }
          },
          "extract-i18n": {
            "builder": "@angular-devkit/build-angular:extract-i18n",
            "options": {
              "browserTarget": "angular-iSpy:build"
            }
          },
          "test": {
            "builder": "@angular-devkit/build-angular:karma",
            "options": {
              "main": "src/test.ts",
              "polyfills": "src/polyfills.ts",
              "tsConfig": "src/tsconfig.spec.json",
              "karmaConfig": "src/karma.conf.js",
              "styles": [
                "src/styles.css"
              ],
              "scripts": [],
              "assets": [
                "src/favicon.ico",
                "src/assets"
              ]
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": [
                "src/tsconfig.app.json",
                "src/tsconfig.spec.json"
              ],
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "angular-iSpy-e2e": {
        "root": "e2e/",
        "projectType": "application",
        "architect": {
          "e2e": {
            "builder": "@angular-devkit/build-angular:protractor",
            "options": {
              "protractorConfig": "e2e/protractor.conf.js",
              "devServerTarget": "angular-iSpy:serve"
            },
            "configurations": {
              "production": {
                "devServerTarget": "angular-iSpy:serve:production"
              }
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": "e2e/tsconfig.e2e.json",
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyBeaconManagement": {
        "root": "projects/ISpyBeaconManagement/",
        "sourceRoot": "projects/ISpyBeaconManagement/src",
        "projectType": "application",
        "prefix": "app",
        "schematics": {},
        "architect": {
          "build": {
            "builder": "@angular-devkit/build-angular:browser",
            "options": {
              "outputPath": "dist/ISpyBeaconManagement",
              "index": "projects/ISpyBeaconManagement/src/index.html",
              "main": "projects/ISpyBeaconManagement/src/main.ts",
              "polyfills": "projects/ISpyBeaconManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyBeaconManagement/tsconfig.app.json",
              "assets": [
                "projects/ISpyBeaconManagement/src/favicon.ico",
                "projects/ISpyBeaconManagement/src/assets"
              ],
              "styles": [
                "projects/ISpyBeaconManagement/src/styles.css"
              ],
              "scripts": []
            },
            "configurations": {
              "production": {
                "fileReplacements": [
                  {
                    "replace": "projects/ISpyBeaconManagement/src/environments/environment.ts",
                    "with": "projects/ISpyBeaconManagement/src/environments/environment.prod.ts"
                  }
                ],
                "optimization": true,
                "outputHashing": "all",
                "sourceMap": false,
                "extractCss": true,
                "namedChunks": false,
                "aot": true,
                "extractLicenses": true,
                "vendorChunk": false,
                "buildOptimizer": true
              }
            }
          },
          "serve": {
            "builder": "@angular-devkit/build-angular:dev-server",
            "options": {
              "browserTarget": "ISpyBeaconManagement:build"
            },
            "configurations": {
              "production": {
                "browserTarget": "ISpyBeaconManagement:build:production"
              }
            }
          },
          "extract-i18n": {
            "builder": "@angular-devkit/build-angular:extract-i18n",
            "options": {
              "browserTarget": "ISpyBeaconManagement:build"
            }
          },
          "test": {
            "builder": "@angular-devkit/build-angular:karma",
            "options": {
              "main": "projects/ISpyBeaconManagement/src/test.ts",
              "polyfills": "projects/ISpyBeaconManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyBeaconManagement/tsconfig.spec.json",
              "karmaConfig": "projects/ISpyBeaconManagement/karma.conf.js",
              "styles": [
                "projects/ISpyBeaconManagement/src/styles.css"
              ],
              "scripts": [],
              "assets": [
                "projects/ISpyBeaconManagement/src/favicon.ico",
                "projects/ISpyBeaconManagement/src/assets"
              ]
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": [
                "projects/ISpyBeaconManagement/tsconfig.app.json",
                "projects/ISpyBeaconManagement/tsconfig.spec.json"
              ],
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyBeaconManagement-e2e": {
        "root": "projects/ISpyBeaconManagement-e2e/",
        "projectType": "application",
        "architect": {
          "e2e": {
            "builder": "@angular-devkit/build-angular:protractor",
            "options": {
              "protractorConfig": "projects/ISpyBeaconManagement-e2e/protractor.conf.js",
              "devServerTarget": "ISpyBeaconManagement:serve"
            },
            "configurations": {
              "production": {
                "devServerTarget": "ISpyBeaconManagement:serve:production"
              }
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": "projects/ISpyBeaconManagement-e2e/tsconfig.e2e.json",
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyRoomManagement": {
        "root": "projects/ISpyRoomManagement/",
        "sourceRoot": "projects/ISpyRoomManagement/src",
        "projectType": "application",
        "prefix": "app",
        "schematics": {},
        "architect": {
          "build": {
            "builder": "@angular-devkit/build-angular:browser",
            "options": {
              "outputPath": "dist/ISpyRoomManagement",
              "index": "projects/ISpyRoomManagement/src/index.html",
              "main": "projects/ISpyRoomManagement/src/main.ts",
              "polyfills": "projects/ISpyRoomManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyRoomManagement/tsconfig.app.json",
              "assets": [
                "projects/ISpyRoomManagement/src/favicon.ico",
                "projects/ISpyRoomManagement/src/assets"
              ],
              "styles": [
                "projects/ISpyRoomManagement/src/styles.css"
              ],
              "scripts": []
            },
            "configurations": {
              "production": {
                "fileReplacements": [
                  {
                    "replace": "projects/ISpyRoomManagement/src/environments/environment.ts",
                    "with": "projects/ISpyRoomManagement/src/environments/environment.prod.ts"
                  }
                ],
                "optimization": true,
                "outputHashing": "all",
                "sourceMap": false,
                "extractCss": true,
                "namedChunks": false,
                "aot": true,
                "extractLicenses": true,
                "vendorChunk": false,
                "buildOptimizer": true
              }
            }
          },
          "serve": {
            "builder": "@angular-devkit/build-angular:dev-server",
            "options": {
              "browserTarget": "ISpyRoomManagement:build"
            },
            "configurations": {
              "production": {
                "browserTarget": "ISpyRoomManagement:build:production"
              }
            }
          },
          "extract-i18n": {
            "builder": "@angular-devkit/build-angular:extract-i18n",
            "options": {
              "browserTarget": "ISpyRoomManagement:build"
            }
          },
          "test": {
            "builder": "@angular-devkit/build-angular:karma",
            "options": {
              "main": "projects/ISpyRoomManagement/src/test.ts",
              "polyfills": "projects/ISpyRoomManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyRoomManagement/tsconfig.spec.json",
              "karmaConfig": "projects/ISpyRoomManagement/karma.conf.js",
              "styles": [
                "projects/ISpyRoomManagement/src/styles.css"
              ],
              "scripts": [],
              "assets": [
                "projects/ISpyRoomManagement/src/favicon.ico",
                "projects/ISpyRoomManagement/src/assets"
              ]
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": [
                "projects/ISpyRoomManagement/tsconfig.app.json",
                "projects/ISpyRoomManagement/tsconfig.spec.json"
              ],
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyRoomManagement-e2e": {
        "root": "projects/ISpyRoomManagement-e2e/",
        "projectType": "application",
        "architect": {
          "e2e": {
            "builder": "@angular-devkit/build-angular:protractor",
            "options": {
              "protractorConfig": "projects/ISpyRoomManagement-e2e/protractor.conf.js",
              "devServerTarget": "ISpyRoomManagement:serve"
            },
            "configurations": {
              "production": {
                "devServerTarget": "ISpyRoomManagement:serve:production"
              }
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": "projects/ISpyRoomManagement-e2e/tsconfig.e2e.json",
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyLocationManagement": {
        "root": "projects/ISpyLocationManagement/",
        "sourceRoot": "projects/ISpyLocationManagement/src",
        "projectType": "application",
        "prefix": "app",
        "schematics": {},
        "architect": {
          "build": {
            "builder": "@angular-devkit/build-angular:browser",
            "options": {
              "outputPath": "dist/ISpyLocationManagement",
              "index": "projects/ISpyLocationManagement/src/index.html",
              "main": "projects/ISpyLocationManagement/src/main.ts",
              "polyfills": "projects/ISpyLocationManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyLocationManagement/tsconfig.app.json",
              "assets": [
                "projects/ISpyLocationManagement/src/favicon.ico",
                "projects/ISpyLocationManagement/src/assets"
              ],
              "styles": [
                "projects/ISpyLocationManagement/src/styles.css"
              ],
              "scripts": []
            },
            "configurations": {
              "production": {
                "fileReplacements": [
                  {
                    "replace": "projects/ISpyLocationManagement/src/environments/environment.ts",
                    "with": "projects/ISpyLocationManagement/src/environments/environment.prod.ts"
                  }
                ],
                "optimization": true,
                "outputHashing": "all",
                "sourceMap": false,
                "extractCss": true,
                "namedChunks": false,
                "aot": true,
                "extractLicenses": true,
                "vendorChunk": false,
                "buildOptimizer": true
              }
            }
          },
          "serve": {
            "builder": "@angular-devkit/build-angular:dev-server",
            "options": {
              "browserTarget": "ISpyLocationManagement:build"
            },
            "configurations": {
              "production": {
                "browserTarget": "ISpyLocationManagement:build:production"
              }
            }
          },
          "extract-i18n": {
            "builder": "@angular-devkit/build-angular:extract-i18n",
            "options": {
              "browserTarget": "ISpyLocationManagement:build"
            }
          },
          "test": {
            "builder": "@angular-devkit/build-angular:karma",
            "options": {
              "main": "projects/ISpyLocationManagement/src/test.ts",
              "polyfills": "projects/ISpyLocationManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyLocationManagement/tsconfig.spec.json",
              "karmaConfig": "projects/ISpyLocationManagement/karma.conf.js",
              "styles": [
                "projects/ISpyLocationManagement/src/styles.css"
              ],
              "scripts": [],
              "assets": [
                "projects/ISpyLocationManagement/src/favicon.ico",
                "projects/ISpyLocationManagement/src/assets"
              ]
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": [
                "projects/ISpyLocationManagement/tsconfig.app.json",
                "projects/ISpyLocationManagement/tsconfig.spec.json"
              ],
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyLocationManagement-e2e": {
        "root": "projects/ISpyLocationManagement-e2e/",
        "projectType": "application",
        "architect": {
          "e2e": {
            "builder": "@angular-devkit/build-angular:protractor",
            "options": {
              "protractorConfig": "projects/ISpyLocationManagement-e2e/protractor.conf.js",
              "devServerTarget": "ISpyLocationManagement:serve"
            },
            "configurations": {
              "production": {
                "devServerTarget": "ISpyLocationManagement:serve:production"
              }
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": "projects/ISpyLocationManagement-e2e/tsconfig.e2e.json",
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyPresentationManagement": {
        "root": "projects/ISpyPresentationManagement/",
        "sourceRoot": "projects/ISpyPresentationManagement/src",
        "projectType": "application",
        "prefix": "app",
        "schematics": {},
        "architect": {
          "build": {
            "builder": "@angular-devkit/build-angular:browser",
            "options": {
              "outputPath": "dist/ISpyPresentationManagement",
              "index": "projects/ISpyPresentationManagement/src/index.html",
              "main": "projects/ISpyPresentationManagement/src/main.ts",
              "polyfills": "projects/ISpyPresentationManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyPresentationManagement/tsconfig.app.json",
              "assets": [
                "projects/ISpyPresentationManagement/src/favicon.ico",
                "projects/ISpyPresentationManagement/src/assets"
              ],
              "styles": [
                "projects/ISpyPresentationManagement/src/styles.css"
              ],
              "scripts": []
            },
            "configurations": {
              "production": {
                "fileReplacements": [
                  {
                    "replace": "projects/ISpyPresentationManagement/src/environments/environment.ts",
                    "with": "projects/ISpyPresentationManagement/src/environments/environment.prod.ts"
                  }
                ],
                "optimization": true,
                "outputHashing": "all",
                "sourceMap": false,
                "extractCss": true,
                "namedChunks": false,
                "aot": true,
                "extractLicenses": true,
                "vendorChunk": false,
                "buildOptimizer": true
              }
            }
          },
          "serve": {
            "builder": "@angular-devkit/build-angular:dev-server",
            "options": {
              "browserTarget": "ISpyPresentationManagement:build"
            },
            "configurations": {
              "production": {
                "browserTarget": "ISpyPresentationManagement:build:production"
              }
            }
          },
          "extract-i18n": {
            "builder": "@angular-devkit/build-angular:extract-i18n",
            "options": {
              "browserTarget": "ISpyPresentationManagement:build"
            }
          },
          "test": {
            "builder": "@angular-devkit/build-angular:karma",
            "options": {
              "main": "projects/ISpyPresentationManagement/src/test.ts",
              "polyfills": "projects/ISpyPresentationManagement/src/polyfills.ts",
              "tsConfig": "projects/ISpyPresentationManagement/tsconfig.spec.json",
              "karmaConfig": "projects/ISpyPresentationManagement/karma.conf.js",
              "styles": [
                "projects/ISpyPresentationManagement/src/styles.css"
              ],
              "scripts": [],
              "assets": [
                "projects/ISpyPresentationManagement/src/favicon.ico",
                "projects/ISpyPresentationManagement/src/assets"
              ]
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": [
                "projects/ISpyPresentationManagement/tsconfig.app.json",
                "projects/ISpyPresentationManagement/tsconfig.spec.json"
              ],
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      },
      "ISpyPresentationManagement-e2e": {
        "root": "projects/ISpyPresentationManagement-e2e/",
        "projectType": "application",
        "architect": {
          "e2e": {
            "builder": "@angular-devkit/build-angular:protractor",
            "options": {
              "protractorConfig": "projects/ISpyPresentationManagement-e2e/protractor.conf.js",
              "devServerTarget": "ISpyPresentationManagement:serve"
            },
            "configurations": {
              "production": {
                "devServerTarget": "ISpyPresentationManagement:serve:production"
              }
            }
          },
          "lint": {
            "builder": "@angular-devkit/build-angular:tslint",
            "options": {
              "tsConfig": "projects/ISpyPresentationManagement-e2e/tsconfig.e2e.json",
              "exclude": [
                "**/node_modules/**"
              ]
            }
          }
        }
      }
    },
    "defaultProject": "angular-iSpy"
  }
  </code></pre>
  
  <p>I also get an error in command line</p>
  
  <pre><code>ERROR in node_modules/@types/node/index.d.ts:73:11 - error TS2300: Duplicate identifier 'IteratorResult'.
  
  73 interface IteratorResult&lt;T&gt; { }
               ~~~~~~~~~~~~~~
  
    node_modules/typescript/lib/lib.es2015.iterable.d.ts:41:6
      41 type IteratorResult&lt;T, TReturn = any&gt; = IteratorYieldResult&lt;T&gt; | IteratorReturnResult&lt;TReturn&gt;;
              ~~~~~~~~~~~~~~
      'IteratorResult' was also declared here.
  node_modules/typescript/lib/lib.es2015.iterable.d.ts:41:6 - error TS2300: Duplicate identifier 'IteratorResult'.
  
  41 type IteratorResult&lt;T, TReturn = any&gt; = IteratorYieldResult&lt;T&gt; | IteratorReturnResult&lt;TReturn&gt;;
          ~~~~~~~~~~~~~~
  
    node_modules/@types/node/index.d.ts:73:11
      73 interface IteratorResult&lt;T&gt; { }
                   ~~~~~~~~~~~~~~
      'IteratorResult' was also declared here.
  </code></pre>
  
  <p>Thank you very much for any help.</p>