I cant star vertsms I get this from terminal

/home/user # cd /opt/vertsms/
/opt/vertsms # python vertsms_gui.py
process 7673: arguments to dbus_connection_get_data() were incorrect, assertion "connection != NULL" failed in file dbus-connection.c line 5757.
This is normally a bug in some application using the D-Bus library.
process 7673: arguments to dbus_connection_set_data() were incorrect, assertion "connection != NULL" failed in file dbus-connection.c line 5721.
This is normally a bug in some application using the D-Bus library.
Aborted
/opt/vertsms #