Gets the D-Bus error name used for @error, if any.
This function is guaranteed to return a D-Bus error name for all
#GErrors returned from functions handling remote method calls
(e.g. g_dbus_connection_call_finish()) unless
g_dbus_error_strip_remote_error() has been used on @error.
Gets the D-Bus error name used for @error, if any.
This function is guaranteed to return a D-Bus error name for all #GErrors returned from functions handling remote method calls (e.g. g_dbus_connection_call_finish()) unless g_dbus_error_strip_remote_error() has been used on @error.