the trick is, you have to remove the data/ directory, not just the data/index 
subdirectory.  and of course then restart Solr.

or delete *:*?commit=true, depending on what's the best fit for your ops.

        Erik

On Feb 1, 2011, at 11:41 , Dennis Gearon wrote:

> I tried removing the index directory once, and tomcat refused to sart up 
> because 
> it didn't have a segments file.
> 
> 
> 
> 
> ----- Original Message ----
> From: Erick Erickson <erickerick...@gmail.com>
> To: solr-user@lucene.apache.org
> Sent: Tue, February 1, 2011 5:04:51 AM
> Subject: Re: chaning schema
> 
> That sounds right. You can cheat and just remove <solr_home>/data/index
> rather than delete *:* though (you should probably do that with the Solr
> instance stopped)....
> 
> Make sure to remove the directory "index" as well.
> 
> Best
> Erick
> 
> On Tue, Feb 1, 2011 at 1:27 AM, Dennis Gearon <gear...@sbcglobal.net> wrote:
> 
>> Anyone got a great little script for changing a schema?
>> 
>> i.e., after changing:
>> database,
>> the view in the database for data import
>> the data-config.xml file
>> the schema.xml file
>> 
>> I BELIEVE that I have to run:
>> a delete command for the whole index *:*
>> a full import and optimize
>> 
>> This all sound right?
>> 
>> Dennis Gearon
>> 
>> 
>> Signature Warning
>> ----------------
>> It is always a good idea to learn from your own mistakes. It is usually a
>> better
>> idea to learn from others’ mistakes, so you do not have to make them
>> yourself.
>> from 'http://blogs.techrepublic.com.com/security/?p=4501&tag=nl.e036'
>> 
>> 
>> EARTH has a Right To Life,
>> otherwise we all die.
>> 
>> 
> 

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