Undo universal?

[Mark Brethen]

On Aug 19, 2014, at 9:36 AM, Adam Dershowitz Ph.D., P.E. <dersh at alum.mit.edu> wrote:

> I had OpenSceneGraph installed, but, for another application I was testing, I needed a universal version.  So, I did 
> sudo port install OpenSceneGraph +universal  
> It then proceeded to upgrade MANY things to universal.  I hadn’t realized how many dependencies there were.
> My question is, is there a way to undo that?  If I am done with that testing, so I no longer need the universal version of OpenScenegraph (and then the many dependencies).  If I just do:
> sudo port deactivate OpenSceneGraph +universal
> sudo port activate OpenSceneGraph 
> sudo port uninstall OpenSceneGraph +universal
> I believe that it would remove that one thing.  But, it won’t then follow all the dependencies.  Is there any way to make all the dependencies that would no longer have to be universal be removed and just have the original versions made active?
> 
> Essentially I am looking for a command:  
> 	Make OpenSceneGraph and all dependents no longer universal
> 
> 
> --Adam
> 
> 
> 
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This happened to me a while ago. As I recall, It was easier to reinstall macports, as you would when migrating to a new OS release. 

Mark