ClassCastException

[voidberg]

Hello,

In some cases I get a ClassCastException from the spatial plugin. What's weird is that after a bit the same request returns the correct results.

Here's the stacktrace:

Dec 7, 2011 5:39:17 PM org.apache.solr.common.SolrException log
SEVERE: java.lang.ClassCastException: org.apache.lucene.index.FieldsReader$LazyField cannot be cast to org.apache.lucene.document.Field
    at org.apache.lucene.document.Document.getField(Document.java:139)
    at me.outofti.solrspatiallight.SpatialQueryComponent.addDistancesToResponse(SpatialQueryComponent.java:195)
    at me.outofti.solrspatiallight.SpatialQueryComponent.process(SpatialQueryComponent.java:138)
    at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:195)
    at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:131)
    at org.apache.solr.core.SolrCore.execute(SolrCore.java:1316)
    at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:338)
    at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:241)
    at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1089)
    at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:365)
    at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
    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(ContextHandlerCollection.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$RequestHandler.headerComplete(HttpConnection.java:821)
    at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:513)
    at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:208)
    at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:378)
    at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:226)
    at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442)

Any idea what could be happening?

Thanks.