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From Erik Hatcher <>
Subject Re: Can't get 1.2 running under Tomcat 5.5
Date Thu, 06 Sep 2007 01:55:35 GMT
I guess my warning is more because I play on the edge and have  
several times ended up tweaking various apps solrconfig.xml's as I  
upgraded them to keep things working.

Anyway, we'll all agree that diff'ing your config files with the  
example app can be useful.


On Sep 5, 2007, at 9:26 PM, Chris Hostetter wrote:

> : Care needs to be taken when upgrading Solr but leaving  
> solrconfig.xml
> : untouched because additional config may be necessary.  Comparing  
> your
> : solrconfig.xml with the one that ships with the example app of  
> the version of
> : Solr you're upgrading too is recommended.
> Hmmm... that's kind of a scary statement, and it may misslead  
> people into
> thinking that they need to throw away their configs when updating and
> start over with the newest examples -- that's certianly not true.
> I think it's safe to say that if you are using official releases of  
> Solr
> and not trunk builds, then either:
>     * any "old" config files will continue to work as is
> OR: * any known config syntax which no longer works exactly the  
> same way
>       will be called out loudly in the CHANGES.txt files fo the  
> release.
> If however you are using a nightly snapshot, items that work in your
> config may not continue to work in future versions as functionality is
> tweaked and revised.
> However: Erik's point about comparing your configs with the  
> examples is
> still a good idea -- because their may be cool new features that you'd
> like to take advantage of that dont immediately jump out at you when
> looking at the CHANGES.txt file, but do when looking at sample  
> configs.
> -Hoss

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