Do not propose to save avatar in profile window if it's not on HD. Fixes #2428

src/profile_window.py

@@ -159,6 +159,14 @@ class ProfileWindow:
 		'''If right-clicked, show popup'''
 		if event.button == 3 and self.avatar_encoded: # right click
 			menu = gtk.Menu()
+			
+			# Try to get pixbuf
+			is_fake = False
+			if account and gajim.contacts.is_pm_from_jid(account, jid):
+				is_fake = True
+			pixbuf = get_avatar_pixbuf_from_cache(jid, is_fake)
+
+			if pixbuf:
 				nick = gajim.config.get_per('accounts', self.account, 'name')
 				menuitem = gtk.ImageMenuItem(gtk.STOCK_SAVE_AS)
 				menuitem.connect('activate',