Executing "Edit Connections" also triggered the same error message on exit (after doing nothing).
After manually copying the directory (and contents) /lib/firmware/b43 from the previous install of Hardy (Ubuntu 8.04) into the same place in the Intrepid install file system, I now can left click on the Gnome network icon and connect via the Broadcom wireless interface, though.
Executing "Edit Connections" also triggered the same error message on exit (after doing nothing).
After manually copying the directory (and contents) /lib/firmware/b43 from the previous install of Hardy (Ubuntu 8.04) into the same place in the Intrepid install file system, I now can left click on the Gnome network icon and connect via the Broadcom wireless interface, though.