Problem with upgrading to 2.10.0 from 2.9.0

[we are the JOE]

> So I got tired of waiting for the ubuntu PPA for pidgin to be updated
> from 2.9.0 to 2.10.0 (advertised as being behind a couple days --
> more like a couple weeks at this point) and decided to compile from
> source. (Running ubuntu 10.04)... After installing a dozen or more
> prerequisite packages as ./configure demanded them one at a time, i
> got make && sudo make install to run without any fatal errors.
> 
> However, when running Pidgin now, About displays version 2.10.0, but
> libpurple version 2.9.0, and a number of included plugins which have
> their version listed as 2.10.0 will not run as a result -- a number of
> which I was actually using...
> 


Fixed my own problem.  If you're having the same problem and have the
same system setup, try this:
sudo cp /usr/local/lib/libpurple* /usr/lib

[ You will have to re-enable any plugins that were disabled, but their
settings should be intact. ]