apt-get install flashplugin-nonfree
Reading package lists... Done
Building dependency tree... Done
The following extra packages will be installed:
  gsfonts-x11
Recommended packages:
  libstdc++2.10-glibc2.2
The following NEW packages will be installed:
  flashplugin-nonfree gsfonts-x11
0 upgraded, 2 newly installed, 0 to remove and 32 not upgraded.
Need to get 25.9kB of archives.
After unpacking 258kB of additional disk space will be used.
Do you want to continue [Y/n]? y
Get:1 http://archive.ubuntu.com dapper/main gsfonts-x11 0.17ubuntu4 [9402B]
Get:2 http://archive.ubuntu.com dapper/multiverse flashplugin-nonfree 7.0.63.3ub                                                              untu3 [16.5kB]
Fetched 25.9kB in 1s (24.1kB/s)
Preconfiguring packages ...
Selecting previously deselected package gsfonts-x11.
(Reading database ... dpkg: error processing /var/cache/apt/archives/gsfonts-x11                                                              _0.17ubuntu4_all.deb (--unpack):
 failed in buffer_read(fd): files list for package `evolution': Input/output err                                                              or
Errors were encountered while processing:
 /var/cache/apt/archives/gsfonts-x11_0.17ubuntu4_all.deb
Processing was halted because there were too many errors.
E: Sub-process /usr/bin/dpkg returned an error code (1)