13.04 is obsolte soon, but there is the same problem with 13.10, and as officially it is not a bug, but a so-called feature (or rather a totally wrong decision by Canonical), it can be resolved with a custom PPA that changes the panel to enable whitelisting again.
13.04 is obsolte soon, but there is the same problem with 13.10, and as officially it is not a bug, but a so-called feature (or rather a totally wrong decision by Canonical), it can be resolved with a custom PPA that changes the panel to enable whitelisting again.
More info on this here: http:// askubuntu. com/questions/ 362135/ how-to- re-enable- tray-icons- for-application s-in-ubuntu- 13-10/