bug: vue, switching tabs causes wrong view to be unmounted

[Jannik-KJ]

Prerequisites

• I have read the Contributing Guidelines.
• I agree to follow the Code of Conduct.
• I have searched for existing issues that already report this problem, without success.

Ionic Framework Version

• v4.x
• v5.x
• v6.x
• Nightly

Current Behavior

App crashes when navigating between tabs and tabs child pages.

Error thrown:

Uncaught (in promise) TypeError: Cannot set properties of undefined (setting 'mount') at Object.unmountLeavingViews (index.esm.js?ba1f:802:1) at handlePageTransition (index.esm.js?58b7:1320:1)

Expected Behavior

The application can navigate between tabs and child pages of tabsThe application

Steps to Reproduce

on start page (tab 1) ->

1. Click "go to child page"
2. click TAB 2
3. click TAB 1
4. click TAB 1 again
5. click TAB 2
6. click TAB 1
7. Click "go to child page"
8. click TAB 2
9. click TAB 1
10. click TAB 1 agina

Code Reproduction URL

https://github.com/Jannik-KJ/ionic-6-router

Ionic Info

Ionic:

Ionic CLI : 6.18.1 (/usr/local/lib/node_modules/@ionic/cli)
Ionic Framework : @ionic/vue 6.1.3

Capacitor:

Capacitor CLI : 3.5.0
@capacitor/android : not installed
@capacitor/core : 3.5.0
@capacitor/ios : not installed

Utility:

cordova-res : not installed globally
native-run : 1.5.0

System:

NodeJS : v16.13.1 (/usr/local/bin/node)
npm : 8.1.2
OS : macOS Monterey

Additional Information

No response

[anttironty]

Hi, this issue is present in our app aswell with Ionic vue versions over 6.0.8-dev.1644430127.1b9bb92

[tigohenryschultz]

Happening to us too

[liamdebeasi]

Thanks for the issue. Can you try the following dev build and let me know if it resolves the issue?

npm install @ionic/vue@6.1.5-dev.11652207609.1ba60afe @ionic/vue-router@6.1.5-dev.11652207609.1ba60afe

[anttironty]

Thanks for the issue. Can you try the following dev build and let me know if it resolves the issue?

npm install @ionic/vue@6.1.5-dev.11652207609.1ba60afe @ionic/vue-router@6.1.5-dev.11652207609.1ba60afe

I can confirm that the following dev build resolved the issue in our case. Thank you so much for the quick fix!

[Jannik-KJ]

@liamdebeasi I can confirm that this build solves our issues as well! 👍

Should I just close this bug or do you want to link it to a PR?

[liamdebeasi]

You can keep the issue open for now. We will close the issue once the fix has been merged into the main branch.

[liamdebeasi]

Thanks for the issue. This has been resolved via #25270, and a fix will be available in an upcoming release of Ionic Framework.

[ionitron-bot]

Thanks for the issue! This issue is being locked to prevent comments that are not relevant to the original issue. If this is still an issue with the latest version of Ionic, please create a new issue and ensure the template is fully filled out.