vim-runtime upgrade error

[Nigel Horne <njh@bandsman.co.uk>]

Is anyone else seeing this?

Preparing to replace vim-runtime 1:7.1.314-3 (using 
.../vim-runtime_2%3a7.2.025-2_all.deb) ...
Leaving `diversion of /usr/share/vim/vim72/doc/help.txt to 
/usr/share/vim/vim72/doc/help.txt.vim-tiny by vim-runtime'
Leaving `diversion of /usr/share/vim/vim72/doc/tags to 
/usr/share/vim/vim72/doc/tags.vim-tiny by vim-runtime'
Removing `diversion of /usr/share/vim/vim71/doc/help.txt to 
/usr/share/vim/vim71/doc/help.txt.vim-tiny by vim-runtime'
dpkg-divert: rename involves overwriting 
`/usr/share/vim/vim71/doc/help.txt' with
 different file `/usr/share/vim/vim71/doc/help.txt.vim-tiny', not allowed
dpkg: error processing 
/var/cache/apt/archives/vim-runtime_2%3a7.2.025-2_all.deb (--unpack):
subprocess pre-installation script returned error exit status 2
Processing /usr/share/vim/addons/doc
Errors were encountered while processing:
/var/cache/apt/archives/vim-runtime_2%3a7.2.025-2_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

-Nigel