Error loading step class org.dspace.submit.step.UploadStep

[Yevhen Buleiko]

Hello. Sometimes during upload file (pdf only). Catch exception. In dspace Log file:

javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0

        at org.dspace.app.webui.util.JSPManager.showJSP(JSPManager.java:71)
        at org.dspace.app.webui.submit.JSPStepManager.showJSP(JSPStepManager.java:370)
        at org.dspace.app.webui.submit.step.JSPUploadStep.showUploadFileList(JSPUploadStep.java:580)
        at org.dspace.app.webui.submit.step.JSPUploadStep.showUploadPage(JSPUploadStep.java:498)
        at org.dspace.app.webui.submit.step.JSPUploadStep.doPostProcessing(JSPUploadStep.java:452)
        at org.dspace.app.webui.submit.JSPStepManager.doStepEnd(JSPStepManager.java:407)
        at org.dspace.app.webui.submit.JSPStepManager.processStep(JSPStepManager.java:250)
        at org.dspace.app.webui.servlet.SubmissionController.doStep(SubmissionController.java:505)
        at org.dspace.app.webui.servlet.SubmissionController.doDSPost(SubmissionController.java:443)
        at org.dspace.app.webui.servlet.DSpaceServlet.processRequest(DSpaceServlet.java:122)
        at org.dspace.app.webui.servlet.DSpaceServlet.doPost(DSpaceServlet.java:80)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
        at org.dspace.app.webui.filter.RegisteredOnlyFilter.doFilter(RegisteredOnlyFilter.java:66)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
        at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:494)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
        at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
        at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1095)
        at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:672)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.jasper.JasperException: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
        at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:555)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:476)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:401)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:345)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:720)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:466)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:391)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:318)
        at org.dspace.app.webui.util.JSPManager.showJSP(JSPManager.java:64)
        ... 39 more
Caused by: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
        at java.util.ArrayList.rangeCheck(ArrayList.java:657)
        at java.util.ArrayList.get(ArrayList.java:433)
        at org.apache.jsp.submit.upload_002dfile_002dlist_jsp._jspService(upload_002dfile_002dlist_jsp.java:414)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)

        ... 52 more

There are ideas how to fix this, Thanks.