If You see that’s errors:

Jan 21 23:52:12 torx x-session-manager[8859]: Gdk-WARNING: x-session-manager: Fatal IO error 11 (Resource temporarily unavailable) on X server :14.0.#012
 Xvnc[9771]: segfault at 7fffd9e71000 ip 000000000044d31e sp 00007fffd9e6ffc0 error 6 in Xtightvnc[400000+17d000]

[20140121-23:51:06] [INFO ] starting xrdp-sessvc - xpid=8571 - wmpid=8570
[20140121-23:51:10] [INFO ] session 8569 - user root - terminated

Just:

aptitude install xfonts-100dpi xfonts-75dpi