Ionic cordova run ios with livereload produces an error

I am trying to test an app on ios emulator with live reload, but when i do i get this error and not sure what it means:


> ng run app:ionic-cordova-serve:staging --host=localhost --port=8100 --platform=ios
[ng] An unhandled exception occurred: Configuration 'staging' is not set in the workspace.
[ng] See "/private/var/folders/nr/s6_w32nj0472fhz5lxtqk7800000gn/T/ng-bd6bt5/angular-errors.log" for further details.

I run the following command: ionic cordova emulate ios -c staging --livereload

Now the configuration “staging” does exist, i can use it no problem without --livereload, it’s only when i try to do that it produces the error, so the following works fine:

ionic cordova emulate ios -c staging

Here is the angular json

{
  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
  "version": 1,
  "defaultProject": "app",
  "newProjectRoot": "projects",
  "projects": {
    "app": {
      "projectType": "application",
      "schematics": {
        "@schematics/angular:component": {
          "style": "scss"
        }
      },
      "root": "",
      "sourceRoot": "src",
      "prefix": "app",
      "architect": {
        "build": {
          "builder": "@angular-devkit/build-angular:browser",
          "options": {
            "outputPath": "www",
            "index": "src/index.html",
            "main": "src/main.ts",
            "polyfills": "src/polyfills.ts",
            "tsConfig": "tsconfig.app.json",
            "assets": [
              "src/favicon.ico",
              "src/assets",
              {
                "glob": "**/*.svg",
                "input": "node_modules/ionicons/dist/ionicons/svg",
                "output": "./svg"
              }
            ],
            "styles": [
              "./node_modules/ngx-lightbox/lightbox.css",
              "./node_modules/@angular/material/prebuilt-themes/indigo-pink.css",
              "src/styles.scss",
              {
                "input": "node_modules/@ionic/angular/css/core.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/normalize.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/structure.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/typography.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/display.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/padding.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/float-elements.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/text-alignment.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/text-transformation.css"
              },
              {
                "input": "node_modules/@ionic/angular/css/flex-utils.css"
              },
              {
                "input": "src/theme/variables.css"
              }
            ],
            "scripts": [
              "src/assets/js/emoji.js"
            ]
          },
          "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,
              "budgets": [
                {
                  "type": "initial",
                  "maximumWarning": "50mb",
                  "maximumError": "100mb"
                },
                {
                  "type": "anyComponentStyle",
                  "maximumWarning": "60mb",
                  "maximumError": "100mb"
                }
              ]
            },
            "staging": {
              "fileReplacements": [
                {
                  "replace": "src/environments/environment.ts",
                  "with": "src/environments/environment.staging.ts"
                }
              ],
              "budgets": [
                {
                  "type": "initial",
                  "maximumWarning": "50mb",
                  "maximumError": "100mb"
                },
                {
                  "type": "anyComponentStyle",
                  "maximumWarning": "60mb",
                  "maximumError": "100mb"
                }
              ]
            }
          }
        },
        "serve": {
          "builder": "@angular-devkit/build-angular:dev-server",
          "options": {
            "browserTarget": "app:build"
          },
          "configurations": {
            "production": {
              "browserTarget": "app:build:production"
            }
          }
        },
        "extract-i18n": {
          "builder": "@angular-devkit/build-angular:extract-i18n",
          "options": {
            "browserTarget": "app:build"
          }
        },
        "test": {
          "builder": "@angular-devkit/build-angular:karma",
          "options": {
            "main": "src/test.ts",
            "polyfills": "src/polyfills.ts",
            "tsConfig": "tsconfig.spec.json",
            "karmaConfig": "karma.conf.js",
            "assets": [
              "src/favicon.ico",
              "src/assets",
              {
                "glob": "**/*.svg",
                "input": "node_modules/ionicons/dist/ionicons/svg",
                "output": "./svg"
              }
            ],
            "styles": [
              "./node_modules/ngx-lightbox/lightbox.css",

              "./node_modules/@angular/material/prebuilt-themes/indigo-pink.css",
              "src/styles.scss"
            ],
            "scripts": [
              "src/assets/js/emoji.js"
            ]
          }
        },
        "lint": {
          "builder": "@angular-devkit/build-angular:tslint",
          "options": {
            "tsConfig": [
              "tsconfig.app.json",
              "tsconfig.spec.json",
              "e2e/tsconfig.json"
            ],
            "exclude": [
              "**/node_modules/**"
            ]
          }
        },
        "e2e": {
          "builder": "@angular-devkit/build-angular:protractor",
          "options": {
            "protractorConfig": "e2e/protractor.conf.js",
            "devServerTarget": "app:serve"
          },
          "configurations": {
            "production": {
              "devServerTarget": "app:serve:production"
            }
          }
        },
        "ionic-cordova-serve": {
          "builder": "@ionic/angular-toolkit:cordova-serve",
          "options": {
            "cordovaBuildTarget": "app:ionic-cordova-build",
            "devServerTarget": "app:serve"
          },
          "configurations": {
            "production": {
              "cordovaBuildTarget": "app:ionic-cordova-build:production",
              "devServerTarget": "app:serve:production"
            },
            "staging": {
              "cordovaBuildTarget" : "app:ionic-cordova-build:staging",
              "devServerTarget": "app:serve:staging"
            }
          }
        },
        "ionic-cordova-build": {
          "builder": "@ionic/angular-toolkit:cordova-build",
          "options": {
            "browserTarget": "app:build"
          },
          "configurations": {
            "production": {
              "browserTarget": "app:build:production"
            },
            "staging": {
              "browserTarget": "app:build:staging"
            }
          }
        }
      }
    }
  },
  "cli": {
    "defaultCollection": "@ionic/angular-toolkit",
    "analytics": false
  },
  "schematics": {
    "@ionic/angular-toolkit:component": {
      "styleext": "scss"
    },
    "@ionic/angular-toolkit:page": {
      "styleext": "scss"
    }
  }
}