Ie conflict with Mozilla downloads?

[martin fricke]

On Wed, 30 Jan 2008 13:04:54 +1000, The Wassermans <dwass at optusnet.com.au>  
wrote:

> I successfully downloaded Thunderbird and have been using it.  IE closes
> down when confronted with a subsequent attempt to download a dictionery
> for Thunderbird.  So I figured that I should download Firefox and use it
> to download my requirements but IE jacks up at that too!
>
> I am sure that if I was in Ubuntu it would all work but I am still in
> transition and want to use my Windows for a while.
>
> Anyone got an explanation?  Solution?
>
> Dave W

Did you use the instructions to install a dictionary as outlined here?
https://addons.mozilla.org/en-US/thunderbird/browse/type:3

Also, to make Firefox your default browser go to 'Tools > Options > Main >  
System Defaults' and click 'Check Now'.