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java.lang.StringIndexOutOfBoundsException: String index out of range: 0 at java.lang.String.charAt(String.java:558) at org.apache.tapestry.util.io.DataSqueezerImpl.unsqueeze(DataSqueezerImpl.java:164) at $DataSqueezer_125085c2807.unsqueeze($DataSqueezer_125085c2807.java) at com.wmg.cdp.controller.tapestry.DataSqueezedPropertyEncoder.decodePageChanges(DataSqueezedPropertyEncoder.java:37) at $PersistentPropertyDataEncoder_125085c2954.decodePageChanges($PersistentPropertyDataEncoder_125085c2954.java) at org.apache.tapestry.record.PersistentPropertyData.getPageChanges(PersistentPropertyData.java:68) at org.apache.tapestry.record.ClientPropertyPersistenceStrategy.getStoredChanges(ClientPropertyPersistenceStrategy.java:101) at $PropertyPersistenceStrategy_125085c294e.getStoredChanges($PropertyPersistenceStrategy_125085c294e.java) at $PropertyPersistenceStrategy_125085c294f.getStoredChanges($PropertyPersistenceStrategy_125085c294f.java) at org.apache.tapestry.record.PropertyPersistenceStrategySourceImpl.getAllStoredChanges(PropertyPersistenceStrategySourceImpl.java:72) at $PropertyPersistenceStrategySource_125085c2889.getAllStoredChanges($PropertyPersistenceStrategySource_125085c2889.java) at org.apache.tapestry.record.PageRecorderImpl.getChanges(PageRecorderImpl.java:68) at org.apache.tapestry.record.PageRecorderImpl.rollback(PageRecorderImpl.java:73) at org.apache.tapestry.engine.RequestCycle.loadPage(RequestCycle.java:279) at org.apache.tapestry.engine.RequestCycle.getPage(RequestCycle.java:251) at org.apache.tapestry.engine.DirectService.service(DirectService.java:97) at $IEngineService_125085c28ae.service($IEngineService_125085c28ae.java) at org.apache.tapestry.services.impl.EngineServiceOuterProxy.service(EngineServiceOuterProxy.java:66) at org.apache.tapestry.engine.AbstractEngine.service(AbstractEngine.java:248) at org.apache.tapestry.services.impl.InvokeEngineTerminator.service(InvokeEngineTerminator.java:60) at $WebRequestServicer_125085c2871.service($WebRequestServicer_125085c2871.java) at $WebRequestServicer_125085c286d.service($WebRequestServicer_125085c286d.java) at org.apache.tapestry.services.impl.WebRequestServicerPipelineBridge.service(WebRequestServicerPipelineBridge.java:56) at $ServletRequestServicer_125085c2853.service($ServletRequestServicer_125085c2853.java) at org.apache.tapestry.request.DecodedRequestInjector.service(DecodedRequestInjector.java:55) at $ServletRequestServicerFilter_125085c284f.service($ServletRequestServicerFilter_125085c284f.java) at $ServletRequestServicer_125085c2855.service($ServletRequestServicer_125085c2855.java) at org.apache.tapestry.multipart.MultipartDecoderFilter.service(MultipartDecoderFilter.java:52) at $ServletRequestServicerFilter_125085c284d.service($ServletRequestServicerFilter_125085c284d.java) at $ServletRequestServicer_125085c2855.service($ServletRequestServicer_125085c2855.java) at org.apache.tapestry.services.impl.SetupRequestEncoding.service(SetupRequestEncoding.java:53) at $ServletRequestServicerFilter_125085c2851.service($ServletRequestServicerFilter_125085c2851.java) at $ServletRequestServicer_125085c2855.service($ServletRequestServicer_125085c2855.java) at $ServletRequestServicer_125085c2847.service($ServletRequestServicer_125085c2847.java) at org.apache.tapestry.ApplicationServlet.doService(ApplicationServlet.java:123) at org.apache.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:79) at javax.servlet.http.HttpServlet.service(HttpServlet.java:627) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:173) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:173) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at com.wmg.cdp.controller.url.filter.UrlJsessionIdFilter.doFilter(UrlJsessionIdFilter.java:80) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.cluster.tcp.ReplicationValve.invoke(ReplicationValve.java:347) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174) at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:200) at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283) at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:773) at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:703) at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:895) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689) at java.lang.Thread.run(Thread.java:595)