求助！安装nvidia显卡驱动时出现如下问题，该怎么做？

[scq503]

dpkg: 另外一个进程已经为状态数据库加了锁
Traceback (most recent call last):
File "interface.py", line 432, in <module>
a.mainMenu()
File "interface.py", line 295, in mainMenu
a.driverMenu('nvidia')
File "interface.py", line 333, in driverMenu
self.process(self.abstract.install, package)
File "interface.py", line 391, in process
myFunction(myArgs)
File "/usr/lib/python2.6/dist-packages/Envy/abstraction.py", line 155, in install
self.pkg.install(packages, self.widget)
File "/usr/lib/python2.6/dist-packages/Envy/packagemanager.py", line 164, in install
self.cache.commit(UiFetchProgress(widget, self.isText), UiInstallProgress(widget, self.isText))
File "/usr/lib/python2.6/dist-packages/apt/cache.py", line 318, in commit
raise SystemError("installArchives() failed")
SystemError: installArchives() failed

[scq503]

在显示设置出现NVIDIA X Server Setting时，出现了
You do not appear to be using the NVIDIA X driver. Please edit your X configuration file (just run `nvidia-xconfig` as root), and restart the X server.
的提示，是什么意思？

[速腾1994]

as root

[19900828xy]

进纯命令行模式....开机的时候选择recovery mode