Doing backToPreviousPage using Router Outlet inside a TabView cause an error

[18clans]

Make sure to check the existing issues in this repository

This is similar to this issue #941.
iOS throws this error: ERROR TypeError: undefined is not an object (evaluating 'states.pop')

Android throws this error: ERROR TypeError: Cannot read property 'pop' of undefined

If there is no issue for your problem, tell us about it

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

Which platform(s) does your issue occur on?

Both Android and iOS.
iOS: 11.4
Android: 8.1.0

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

• CLI: (run tns --version to fetch it)
  4.1.2
• Cross-platform modules: (check the 'version' attribute in the
  ~4.1.0
  node_modules/tns-core-modules/package.json file in your project)
• Runtime(s): (look for the "tns-android" and "tns-ios" properties in the package.json file of your project)
  tns-ios: 4.1.1
  tns-android: 4.1.3
• Plugin(s): (look for the version numbers in the package.json file of your
  project and paste your dependencies and devDependencies here)
  "@angular/animations": "~6.0.0",
  "@angular/common": "~6.0.0",
  "@angular/compiler": "~6.0.0",
  "@angular/core": "~6.0.0",
  "@angular/forms": "~6.0.0",
  "@angular/http": "~6.0.0",
  "@angular/platform-browser": "~6.0.0",
  "@angular/platform-browser-dynamic": "~6.0.0",
  "@angular/router": "~6.0.0",
  "nativescript-angular": "~6.0.0",
  "nativescript-theme-core": "~1.0.4",
  "reflect-metadata": "~0.1.8",
  "rxjs": "~6.1.0",
  "tns-core-modules": "~4.1.0",
  "zone.js": "^0.8.26"

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

Describe the steps to reproduce it.
1.) Go to TabView page.
2.) On Tab 1, click on 'Go to another page'.
3.) Once you're on 'Another Page', click on 'Go Back to Tab View Child'.
4.) You'll see an error and the navigation doesn't work anymore.

Is there any code involved?

• provide a code example to recreate the problem
• (EVEN BETTER) consider using the playground to provide an application where the problem is reproducible. If this is not possible, provide a .zip with application or refer to a repository with application where the problem is reproducible.

A demo project is here: https://github.com/18clans/blank_master/tree/tab-view-router-outlet

[tsonevn]

Hi @18clans,
This issue seems to be related to a missing functionality. You can follow the issue here.