package mozilla-plugin-gnash 0.8.5-0ubuntu1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1

[ludovic_f]

Binary package hint: gnash

Here'ss the error I get when attempting to upgrade using apt-get:

Preparing to replace mozilla-plugin-gnash 0.8.5-0ubuntu1 (using .../mozilla-plugin-gnash_0.8.5-0ubuntu2_i386.deb) ...
update-alternatives: error: no alternatives for iceape-flashplugin.
update-alternatives: error: no alternatives for iceape-flashplugin.

dpkg: warning: old pre-removal script returned error exit status 2

dpkg - trying script from the new package instead ...
prerm called with argument `failed-upgrade'

dpkg: error processing /var/cache/apt/archives/mozilla-plugin-gnash_0.8.5-0ubuntu2_i386.deb (--unpack):
 subprocess new pre-removal script returned error exit status 1

postinst called with argument `abort-upgrade'
dpkg: error while cleaning up:
 subprocess installed post-installation script returned error exit status 1

Errors were encountered while processing:
 /var/cache/apt/archives/mozilla-plugin-gnash_0.8.5-0ubuntu2_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
Architecture: i386
Date: Thu Sep 10 11:51:18 2009
DistroRelease: Ubuntu 9.10
ErrorMessage: subprocess new pre-removal script returned error exit status 1
Package: mozilla-plugin-gnash 0.8.5-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.31-9.29-generic
SourcePackage: gnash
Title: package mozilla-plugin-gnash 0.8.5-0ubuntu1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1
Uname: Linux 2.6.31-9-generic i686