post-installation script fails

[Andrew Pam]

Binary package hint: flashplugin-nonfree

# apt-get install flashplugin-nonfree
Reading package lists... Done
Building dependency tree... Done
Suggested packages:
  msttcorefonts ttf-xfree86-nonfree xfs
Recommended packages:
  libesd0-alsa libstdc++2.10-glibc2.2
The following NEW packages will be installed:
  flashplugin-nonfree
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B/15.8kB of archives.
After unpacking 168kB of additional disk space will be used.
Preconfiguring packages ...
Selecting previously deselected package flashplugin-nonfree.
(Reading database ... 223582 files and directories currently installed.)
Unpacking flashplugin-nonfree (from .../flashplugin-nonfree_7.0.68~ubuntu1~dapper1_i386.deb) ...
Setting up flashplugin-nonfree (7.0.68~ubuntu1~dapper1) ...
Downloading... done.
usage: update-rc.d [-n] [-f] <basename> remove
       update-rc.d [-n] <basename> defaults [NN | sNN kNN]
       update-rc.d [-n] <basename> start|stop NN runlvl [runlvl] [...] .
                -n: not really
                -f: force
dpkg: error processing flashplugin-nonfree (--configure):
 subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
 flashplugin-nonfree
E: Sub-process /usr/bin/dpkg returned an error code (1)