The viewer cannot be accessed with a newly created user

[ibarzrm]

Describe the bug
Does not allow access to the viewer with any newly created user. The user may have been created with or without a password, or as an administrator, or not.

To Reproduce
Steps to reproduce the behavior:

1. Go to admin app
2. Click on 'Usuari'
3. Click on 'Nou'
4. Input parameters: usuari, nom, cognoms, contrasenya, confirmació contrasenya... then, input Territori and rol, too. And Save.
5. Go to viewer app and try to login.
6. See error, because nothing happens, but no message appears

Expected behavior
Acces to the viewer. Or an error message appears.

Screenshots
Viewer app:

Admin app:

Desktop (please complete the following information):

• OS: Windows10
• Browser chrome
• Version 131.0.6778.86

Additional context
This behaviour is happening on a Sitmun3 installed on 18 November locally, on Windows, Docker Desktop and WSL2 on ubuntu.

[ibarzrm]

The viewer could be accessed by creating a new password from the user edit.
It would be useful if you get a login error message due to an incorrect password or user.

[fjlopez]

I believe that Avansig could address this issue. What are your thoughts, @silmeUsil0001 @RicardCots?