这个错误是怎么回事啊

sbin

在apt－get时出错

(Reading database ... dpkg: error processing /var/cache/apt/archives/gftp-common_2.0.18-13_i386.deb (--unpack):
unable to open files list file for package `tcpd': Permission denied
Errors were encountered while processing:
/var/cache/apt/archives/gftp-common_2.0.18-13_i386.deb
Processing was halted because there were too many errors.
E: Sub-process /usr/bin/dpkg returned an error code (1)



不明白啊，我是用root的啊

d00m3d

用 apt-get 什麽命令？