Comment 2 for bug 131864

Using gusty tribe 4 here. I am also having problems with mozilla-plugin-gnash. Would like to get this fixed. It appears there is something wrong with the deb, not sure, here is my output when I try to remove mozilla-plugin-gnash:

ryan@ryan-laptop:~$ sudo apt-get remove mozilla-plugin-gnash
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
  mozilla-plugin-gnash
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 0B of archives.
After unpacking 205kB disk space will be freed.
Do you want to continue [Y/n]?
(Reading database ... 135378 files and directories currently installed.)
Removing mozilla-plugin-gnash ...
/var/lib/dpkg/info/mozilla-plugin-gnash.prerm: 17: for p in iceape iceweasel mozilla firefox xulrunner; do update-alternatives --remove "$p-flashplugin" /usr/lib/gnash/libgnashplugin.so done: not found
dpkg: error processing mozilla-plugin-gnash (--remove):
 subprocess pre-removal script returned error exit status 127
/var/lib/dpkg/info/mozilla-plugin-gnash.postinst: 7: Syntax error: "do" unexpected (expecting ";;")
dpkg: error while cleaning up:
 subprocess post-installation script returned error exit status 2
Errors were encountered while processing:
 mozilla-plugin-gnash
E: Sub-process /usr/bin/dpkg returned an error code (1)

Policy:

ryan@ryan-laptop:~$ apt-cache policy mozilla-plugin-gnash
mozilla-plugin-gnash:
  Installed: 0.8.1~trunk.070802-0ubuntu3
  Candidate: 0.8.1~trunk.070802-0ubuntu3
  Version table:
 *** 0.8.1~trunk.070802-0ubuntu3 0
        500 http://us.archive.ubuntu.com gutsy/universe Packages
        100 /var/lib/dpkg/status

what can I do to remove this? frusterating seeing that error every time I use apt-get