[Bug 1848404] Re: ubiquity crashes on wireless installation

[Jean-Baptiste Lallement]

>From the logs:
Oct 17 01:46:34 ubuntu-mate ubiquity[2338]: Exception in GTK frontend (invoking crash handler):
Oct 17 01:46:34 ubuntu-mate ubiquity[2338]: Traceback (most recent call last):
Oct 17 01:46:34 ubuntu-mate ubiquity[2338]:   File "/usr/lib/ubiquity/ubiquity/frontend/gtk_components/nmwidgets.py", line 254, in connect_cb
Oct 17 01:46:34 ubuntu-mate ubiquity[2338]:     self.nm_connection = client.add_and_activate_connection_finish(result)
Oct 17 01:46:34 ubuntu-mate ubiquity[2338]: gi.repository.GLib.GError: nm-manager-error-quark: Not authorized to control networking. (1)
Oct 17 01:46:34 ubuntu-mate ubiquity[2338]:

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https://bugs.launchpad.net/bugs/1848404

Title:
  ubiquity crashes on wireless installation with
  gi.repository.GLib.GError: nm-manager-error-quark: Not authorized to
  control networking

Status in ubiquity package in Ubuntu:
  Confirmed
Status in ubiquity source package in Eoan:
  Confirmed

Bug description:
  Ubuntu MATE 19.10 20191016

  Install to bare metal. T430 and nv56r laptops connecting to wireless
  networks that have been used in prior ISO testing.

  Installer hangs after entering password.

  After several minutes installer will crash from Wireless screen and drop to desktop.
  Am able to click on desktop icon and complete installation from there.

  Crash screen appears.

  Installer has encountered an unrecoverable error.

  
  More details to come

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