hmmm... I just experienced something similar to Ubuntu_tc7... (also got
this for the first time)
Like some other posters I also have a dual-head setup (with 2 x-servers)
I did:
1) boot in ubuntu (Ubuntu 10.04.1 LTS, Linux 2.6.32-27-generic #49-Ubuntu SMP
Thu Dec 2 00:51:09 UTC 2010 x86_64), work
That is exatly the point of this bug... the UNWANTED plugin takes precedence
over USER DEFINED preference
and further more, it does so every time you update acroread (every time
acroread is updated, the plugin needs to be disabled manually)...
the correct bugfix in my opinion would be
1) ac
I agree that it is a very unwanted behaviour by acrobat, so I will still
consider it a bug...
it is however easy to disable the plugin in [Tools --> Add-ons -->
Plugins]
about:plugins reveals that the guilty file is nppdf.so
--
acroread 9 in hardy overrides application settings in firefox
https