package:flashplugin-installer:24.0.0.186ubuntu0.16.04.1
Preparing to unpack .../flashplugin-installer_25.0.0.148ubuntu0.16.04.1_amd64.deb ...
update-alternatives: unknown argument `--quiet'

Usage: update-alternatives --install <link> <name> <path> <priority>
       update-alternatives --remove <name> <path>
       update-alternatives --help
<link> is the link pointing to the provided path (ie. /usr/bin/foo).
<name> is the name in /usr/lib/opkg/alternatives/alternatives (ie. foo)
<path> is the name referred to (ie. /usr/bin/foo-extra-spiffy)
<priority> is an integer; options with higher numbers are chosen.

dpkg: warning: subprocess old pre-removal script returned error exit status 2
dpkg: trying script from the new package instead ...
update-alternatives: unknown argument `--quiet'

Usage: update-alternatives --install <link> <name> <path> <priority>
       update-alternatives --remove <name> <path>
       update-alternatives --help
<link> is the link pointing to the provided path (ie. /usr/bin/foo).
<name> is the name in /usr/lib/opkg/alternatives/alternatives (ie. foo)
<path> is the name referred to (ie. /usr/bin/foo-extra-spiffy)
<priority> is an integer; options with higher numbers are chosen.

dpkg: error processing archive /var/cache/apt/archives/flashplugin-installer_25.0.0.148ubuntu0.16.04.1_amd64.deb (--unpack):
 subprocess new pre-removal script returned error exit status 2