[BUG] Login no more possible, Android App still works · Issue #967 · robinostlund/homeassistant-volkswagencarnet · GitHub

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[BUG] Login no more possible, Android App still works #967New issueCopy linkNew issueCopy linkOpen#971Open[BUG] Login no more possible, Android App still works#967#971Copy linkLabelsbugSomething isn't workingSomething isn't workingDescriptionJuRo1971opened on May 27, 2026Issue body actions
Before you post a new issue - you must first check the following (and check the boxes with an "X" below)

[x ] 1.) Can you login using the smartphone app Volkswagen/Volkswagen Connect and interact with your car?
[x ] 2.) Please make sure that you can login into https://vwid.vwgroup.io/ and make sure that any "Terms and Conditions" are all checked
3.) I do not have MFA enabled. ? What is MFA?

Environment

Volkswagencarnet release with the issue:
Last working homeassistant-volkswagencarnet release (if known):
Home Assistant Core release with the issue:
Operating environment (Home Assistant OS/Supervised/Container/Core/venv):
Car model and year:
Country where the car was bought:
Valid VW Connect subscription:
Have you verified that the We Connect service works via VW´s portal?:

Describe the bug
I got the message that the authentication is expired, re login with credential is nor more possible, Android app and browser based login still working without any issue
Steps to Reproduce
enter email and pw
Error message: Anmeldung bei Volkswagen Connect nicht möglich. Bitte überprüfe deine Zugangsdaten und stelle sicher, dass der Dienst verfügbar ist.
Expected behavior
Login is possible and integration works as before
Screenshots
Traceback/Error logs

Debug information - all JSON responses from logfile
Additional context
Note
Issues lacking sufficient details or context may be subject to closure without prior notice. Detailed bug reports are essential for effective issue resolution. Thank you for your cooperation.Reactions are currently unavailableMetadataMetadataAssigneesNo one assignedLabelsbugSomething isn't workingSomething isn't workingProjectsNo projectsMilestoneNo milestoneRelationshipsNone yetDevelopmentNo branches or pull requestsIssue actions

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A bug report has been filed concerning the authentication process within a Home Assistant integration concerning Volkswagen Connect. The central issue reported is that login functionality is no longer possible, although the Android application and browser-based logins remain operational without error. The user encountered an error message when attempting to log in by entering credentials, stating that the authentication to Volkswagen Connect was not possible and advising the user to check their login data and service availability. The expected behavior is for the login process to function successfully and for the integration to operate as previously configured.

The provided context outlines several prerequisites for reproducing and diagnosing the fault. The user is asked to verify whether they can successfully log in using the smartphone application and interact with their vehicle, as well as confirm successful access to the vwid.vwgroup.io portal and proper acceptance of terms and conditions. Furthermore, the report notes that the testing environment does not involve Multi-Factor Authentication (MFA). The issue is detailed within the context of a specific release of the Volkswagen Connect software, indicating that the failure is tied to the operational state of the integration or the specific authentication mechanism between the Home Assistant instance and Volkswagen services. The report also includes extensive metadata regarding the requested environment, such as the specific release version of the software, the operating environment (Home Assistant OS/Supervised/Container/Core/venv), and vehicle details, emphasizing that these elements are crucial for effective bug resolution. The report stresses that detailed bug reports are essential for effective resolution, underscoring the necessity of providing comprehensive operational context alongside the specific error logs.