Please, provide the details below:

Did you verify this is a real problem by searching [Stack Overflow]

Yes

Tell us about the problem

Please, ensure your title is less than 63 characters long and starts with a capital
letter.

Which platform(s) does your issue occur on?

iOS/Android/Both
checked on android so far

Please provide the following version numbers that your issue occurs with:

• CLI: 3.0.0
• Cross-platform modules: 3.0.0
• Runtime(s): tns-android: 3.0.0
• Plugin(s):
  {
  "description": "NativeScript Application",
  "license": "SEE LICENSE IN ",
  "readme": "NativeScript Application",
  "repository": "",
  "nativescript": {
  "id": "org.nativescript.errorSample",
  "tns-android": {
  "version": "3.0.0"
  }
  },
  "dependencies": {
  "@angular/animations": "~4.1.0",
  "@angular/common": "~4.1.0",
  "@angular/compiler": "~4.1.0",
  "@angular/core": "~4.1.0",
  "@angular/forms": "~4.1.0",
  "@angular/http": "~4.1.0",
  "@angular/platform-browser": "~4.1.0",
  "@angular/platform-browser-dynamic": "~4.1.1",
  "@angular/router": "~4.1.0",
  "nativescript-angular": "~3.0.0",
  "nativescript-dom": "2.0.0",
  "nativescript-iqkeyboardmanager": "^1.0.1",
  "nativescript-loading-indicator": "^2.3.2",
  "nativescript-platform-css": "^1.4.0",
  "nativescript-plugin-firebase": "^3.11.4",
  "nativescript-telerik-ui": "2.0.1",
  "nativescript-theme-core": "~1.0.2",
  "reflect-metadata": "~0.1.8",
  "rxjs": "~5.3.0",
  "tns-core-modules": "~3.0.0",
  "zone.js": "~0.8.2"
  },
  "devDependencies": {
  "babel-traverse": "6.4.5",
  "babel-types": "6.4.5",
  "babylon": "6.4.5",
  "lazy": "1.0.11",
  "tslint": "5.0.0",
  "nativescript-dev-android-snapshot": "^0.0.9",
  "nativescript-dev-typescript": "^0.4.2",
  "typescript": "^2.3.2",
  "zone.js": "~0.8.10"
  }
  }

Please tell us how to recreate the issue in as much detail as possible.

if we try to assign any styling to the searchbar in the css files then we get an error "cannot read property android of undefined, undefined.

Is there code involved? If so, please share the minimal amount of code needed to recreate the problem.

please look at
https://github.com/anuragd7/searchbarStyling