1. I aplied Lucene 4.0 in my code. It could run very well in local machine. However, it has error when I deploy it to my application. The error is shown as below. 2013-02-13 12:09:12.866 /search.jsp 500 41ms 0kb Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.57 Safari/537.17 144.167.117.190 - - [13/Feb/2013:12:09:12 -0800] "POST /search.jsp HTTP/1.1" 500 0 "http://1.oysteridentityexplorer.appspot.com/"; "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.57 Safari/537.17" "1.oysteridentityexplorer.appspot.com" ms=41 cpu_ms=64 instance=00c61b117c12d037cb94f94773f83c9d4c33ceba <https://appengine.google.com/instances?app_id=s~oysteridentityexplorer&version_id=1.365283211222382867&key=00c61b117c12d037cb94f94773f83c9d4c33ceba#00c61b117c12d037cb94f94773f83c9d4c33ceba> 2. W2013-02-13 12:09:12.864 /search.jsp java.lang.NoClassDefFoundError: Could not initialize class org.apache.lucene.util.RamUsageEstimator at org.apache.lucene.codecs.BlockTreeTermsReader$FieldReader$SegmentTermsEnum.getFrame(BlockTreeTermsReader.java:1396) at org.apache.lucene.codecs.BlockTreeTermsReader$FieldReader$SegmentTermsEnum.pushFrame(BlockTreeTermsReader.java:1430) at org.apache.lucene.codecs.BlockTreeTermsReader$FieldReader$SegmentTermsEnum.seekExact(BlockTreeTermsReader.java:1643) at org.apache.lucene.index.TermContext.build(TermContext.java:95) at org.apache.lucene.search.TermQuery.createWeight(TermQuery.java:167) at org.apache.lucene.search.IndexSearcher.createNormalizedWeight(IndexSearcher.java:647) at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:292) at edu.ualr.oysterweb.SearchIdentity.search(SearchIdentity.java:55) at org.apache.jsp.search_jsp._jspService(search_jsp.java:68) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166) at com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java:125) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:35) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:266) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923) at com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:146) at com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:447) at com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:454) at com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:461) at com.google.tracing.TraceContext.runInContext(TraceContext.java:703) at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:338) at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:330) at com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:458) at com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:251) at java.lang.Thread.run(Thread.java:679) 3. C2013-02-13 12:09:12.865 Uncaught exception from servlet java.lang.NoClassDefFoundError: Could not initialize class org.apache.lucene.util.RamUsageEstimator at org.apache.lucene.codecs.BlockTreeTermsReader$FieldReader$SegmentTermsEnum.getFrame(BlockTreeTermsReader.java:1396) at org.apache.lucene.codecs.BlockTreeTermsReader$FieldReader$SegmentTermsEnum.pushFrame(BlockTreeTermsReader.java:1430) at org.apache.lucene.codecs.BlockTreeTermsReader$FieldReader$SegmentTermsEnum.seekExact(BlockTreeTermsReader.java:1643) at org.apache.lucene.index.TermContext.build(TermContext.java:95) at org.apache.lucene.search.TermQuery.createWeight(TermQuery.java:167) at org.apache.lucene.search.IndexSearcher.createNormalizedWeight(IndexSearcher.java:647) at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:292) at edu.ualr.oysterweb.SearchIdentity.search(SearchIdentity.java:55) at org.apache.jsp.search_jsp._jspService(search_jsp.java:68) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166) at com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java:125) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:35) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:266) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923) at com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:146) at com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:447) at com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:454) at com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:461) at com.google.tracing.TraceContext.runInContext(TraceContext.java:703) at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:338) at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:330) at com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:458) at com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:251) at java.lang.Thread.run(Thread.java:679)
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