Thanks Andreas, " gksudo software-properties-gtk" open the dialog box but the problem with "Add" button is the same, and nothing logged.
oem@oem-desktop:~$ gksudo software-properties-gtk (software-properties-gtk:5338): Gtk-CRITICAL **: IA__gtk_list_store_set_value: assertion `G_IS_VALUE (value)' failed (software-properties-gtk:5338): Gtk-CRITICAL **: IA__gtk_list_store_set_value: assertion `G_IS_VALUE (value)' failed Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/softwareproperties/gtk/SoftwarePropertiesGtk.py", line 771, in on_add_clicked self.datadir, self.distro) File "/usr/lib/python2.7/dist-packages/softwareproperties/gtk/DialogAdd.py", line 62, in __init__ "repository, for example '%s'.") % ("<i>%s</i>" % example) UnicodeDecodeError: 'ascii' codec can't decode byte 0xc2 in position 2: ordinal not in range(128) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/723216 Title: cant directly add a ppa using the "Add" button -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs