same error.
:~$ armory
Traceback (most recent call last):
File "/usr/bin/../lib/armory/ArmoryQt.py", line 37, in
from PyQt4.QtGui import *
ImportError: /usr/lib/python2.7/dist-packages/PyQt4/QtGui.x86_64-linux-gnu.so: undefined symbol: _ZN15QSessionManager16staticMetaObjectE