There's options in solr.xml that point to lib dirs. Make sure you get
them right.

Upayavira

On Thu, 24 Mar 2011 23:28 +0100, "Markus Jelsma"
<markus.jel...@openindex.io> wrote:
> I believe it's example/solr/lib where it looks for shared libs in
> multicore. 
> But, each core can has its own lib dir, usually in core/lib. This is 
> referenced to in solrconfig.xml, see the example config for the lib
> directive.
> 
> > Well, there lies the problem--it's not JUST the Tika jar.  If it's not one
> > thing, it's another, and I'm not even sure which directory Solr actually
> > looks in.  In my Solr.xml file I have it use a shared library folder for
> > every core.  Since each core will be holding very homologous data, there's
> > no need to have any different library modules for each.
> > 
> > The relevant line in my solr.xml file is <solr persistent="true"
> > sharedLib="lib">.  That is housed in .../example/solr/.  So, does it look
> > in .../example/lib or .../example/solr/lib?
> > 
> > ~Brandon Waterloo
> > ________________________________________
> > From: Markus Jelsma [markus.jel...@openindex.io]
> > Sent: Thursday, March 24, 2011 11:29 AM
> > To: solr-user@lucene.apache.org
> > Cc: Brandon Waterloo
> > Subject: Re: Multiple Cores with Solr Cell for indexing documents
> > 
> > Sounds like the Tika jar is not on the class path. Add it to a directory
> > where Solr's looking for libs.
> > 
> > On Thursday 24 March 2011 16:24:17 Brandon Waterloo wrote:
> > > Hello everyone,
> > > 
> > > I've been trying for several hours now to set up Solr with multiple cores
> > > with Solr Cell working on each core. The only items being indexed are
> > > PDF, DOC, and TXT files (with the possibility of expanding this list,
> > > but for now, just assume the only things in the index should be
> > > documents).
> > > 
> > > I never had any problems with Solr Cell when I was using a single core.
> > > In fact, I just ran the default installation in example/ and worked from
> > > that. However, trying to migrate to multi-core has been a never ending
> > > list of problems.
> > > 
> > > Any time I try to add a document to the index (using the same curl
> > > command as I did to add to the single core, of course adding the core
> > > name to the request URL-- host/solr/corename/update/extract...), I get
> > > HTTP 500 errors due to classes not being found and/or lazy loading
> > > errors. I've copied the exact example/lib directory into the cores, and
> > > that doesn't work either.
> > > 
> > > Frankly the only libraries I want are those relevant to indexing files.
> > > The less bloat, the better, after all. However, I cannot figure out
> > > where to put what files, and why the example installation works
> > > perfectly for single-core but not with multi-cores.
> > > 
> > > Here is an example of the errors I'm receiving:
> > > 
> > > command prompt> curl
> > > "host/solr/core0/update/extract?literal.id=2-3-1&commit=true" -F
> > > "myfile=@test2.txt"
> > > 
> > > <html>
> > > <head>
> > > <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"/>
> > > <title>Error 500 </title>
> > > </head>
> > > <body><h2>HTTP ERROR:
> > > 500</h2><pre>org/apache/tika/exception/TikaException
> > > 
> > > java.lang.NoClassDefFoundError: org/apache/tika/exception/TikaException
> > > at java.lang.Class.forName0(Native Method)
> > > at java.lang.Class.forName(Class.java:247)
> > > at
> > > org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java
> > > : 359) at org.apache.solr.core.SolrCore.createInstance(SolrCore.java:413)
> > > at org.apache.solr.core.SolrCore.createRequestHandler(SolrCore.java:449)
> > > at
> > > org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.getWrappe
> > > dH andler(RequestHandlers.java:240) at
> > > org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.handleRequ
> > > e st(RequestHandlers.java:231) at
> > > org.apache.solr.core.SolrCore.execute(SolrCore.java:1316)
> > > at
> > > org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.jav
> > > a
> > > 
> > > :338) at
> > > 
> > > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.ja
> > > v a:241) at
> > > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHand
> > > l er.java:1089) at
> > > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:365)
> > > at
> > > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:21
> > > 6 ) at
> > > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
> > > at
> > > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
> > > at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
> > > at
> > > org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerC
> > > o llection.java:211) at
> > > org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java
> > > : 114) at
> > > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
> > > at org.mortbay.jetty.Server.handle(Server.java:285)
> > > at
> > > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:502)
> > > at
> > > org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.ja
> > > v a:835) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:641)
> > > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:202) at
> > > org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:378) at
> > > org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java
> > > : 226) at
> > > org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.jav
> > > a
> > > 
> > > :442) Caused by: java.lang.ClassNotFoundException:
> > > org.apache.tika.exception.TikaException at
> > > java.net.URLClassLoader$1.run(URLClassLoader.java:202)
> > > at java.security.AccessController.doPrivileged(Native Method)
> > > at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
> > > at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
> > > at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
> > > ... 27 more
> > > </pre>
> > > <p>RequestURI=/solr/core0/update/extract</p><p><i><small><a
> > > href="http://jetty.mortbay.org/";>Powered by
> > > Jetty://</a></small></i></p><br/> <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > <br/>
> > > 
> > > </body>
> > > </html>
> > > 
> > > Any assistance you could provide or installation guides/tutorials/etc.
> > > that you could link me to would be greatly appreciated. Thank you all
> > > for your time!
> > > 
> > > ~Brandon Waterloo
> > 
> > --
> > Markus Jelsma - CTO - Openindex
> > http://www.linkedin.com/in/markus17
> > 050-8536620 / 06-50258350
> 
--- 
Enterprise Search Consultant at Sourcesense UK, 
Making Sense of Open Source

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