Не мог запустить Ubuntu sotware центр

Я также пытался использовать терминал, но добраться, ошибка упомянула рев

root@piyush1992-Vostro-2520:/home/piyush-1992# software-center
Traceback (most recent call last):
  File "/usr/bin/software-center", line 128, in <module>
    from softwarecenter.ui.gtk3.app import SoftwareCenterAppGtk3
  File "/usr/share/software-center/softwarecenter/ui/gtk3/app.py", line 106, in <module>
    from softwarecenter.ui.gtk3.panes.installedpane import InstalledPane
  File "/usr/share/software-center/softwarecenter/ui/gtk3/panes/installedpane.py", line 34, in <module>
    from softwarecenter.db.categories import (CategoriesParser,
  File "/usr/share/software-center/softwarecenter/db/categories.py", line 30, in <module>
    import lxml.etree as ET
ImportError: /usr/lib/x86_64-linux-gnu/libxslt.so.1: symbol xmlBufUse, version LIBXML2_2.9.0 not defined in file libxml2.so.2 with link time reference