为什么我不能安装cdh3

https://ccp.cloudera.com/display/CDHDOC/CDH3+Installation#CDH3Installation-InstallingCDH3onUbuntuSystems

我有Ubuntu 8.04,我wget挤压,并试图dpkg它给了我这个错误。

ksn@ksn-test:~$ sudo dpkg -i cdh3-repository_1.0_all.deb (Reading database ... 59905 files and directories currently installed.) Preparing to replace cdh3-repository 1.0 (using cdh3-repository_1.0_all.deb) ... rm: cannot remove `/etc/apt/trusted.gpg.d/cloudera-cdh3.gpg': No such file or directory dpkg: warning - old pre-removal script returned error exit status 1 dpkg - trying script from the new package instead ... dpkg: ... it looks like that went OK. Unpacking replacement cdh3-repository ... Setting up cdh3-repository (1.0) ... gpg: keyblock resource `/etc/apt/trusted.gpg.d/cloudera-cdh3.gpg': file open error gpg: no writable keyring found: eof gpg: error reading `/usr/share/doc/cdh3-repository/cloudera-cdh3.key': general error gpg: import from `/usr/share/doc/cdh3-repository/cloudera-cdh3.key' failed: general error gpg: Total number processed: 0 dpkg: error processing cdh3-repository (--install): subprocess post-installation script returned error exit status 2 Errors were encountered while processing: cdh3-repository 

为什么这个错误即将到来