When I click Edit in the News Editor, I get the message below.
-- Method: POST
-- Parameters were:
-- submit_edit: "Edit"
java.lang.IllegalArgumentException: The file null is not a valid news file
at org.dspace.core.NewsManager.readNewsFile(NewsManager.java:47)
at org.dspace.app.webui.servlet.admin.NewsEditServlet.doDSPost(NewsEditServlet.java:55)
at org.dspace.app.webui.servlet.DSpaceServlet.processRequest(DSpaceServlet.java:115)
at org.dspace.app.webui.servlet.DSpaceServlet.doPost(DSpaceServlet.java:73)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.dspace.app.webui.filter.AdminOnlyFilter.doFilter(AdminOnlyFilter.java:71)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:190)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
2016-06-04 08:56:53,896 WARN org.dspace.app.webui.util.UIUtil @ Unable to send email alert
java.lang.NullPointerException
at org.dspace.storage.rdbms.DatabaseManager.queryTable(DatabaseManager.java:230)
at org.dspace.content.DSpaceObject$MetadataCache.retrieveMetadata(DSpaceObject.java:1330)
at org.dspace.content.DSpaceObject$MetadataCache.get(DSpaceObject.java:1265)
at org.dspace.content.DSpaceObject.getMetadata(DSpaceObject.java:676)
at org.dspace.content.DSpaceObject.getMetadata(DSpaceObject.java:585)
at org.dspace.content.DSpaceObject.getMetadataFirstValue(DSpaceObject.java:653)
at org.dspace.eperson.EPerson.getFirstName(EPerson.java:772)
at org.dspace.eperson.EPerson.getFullName(EPerson.java:748)
at org.dspace.app.webui.util.UIUtil.sendAlert(UIUtil.java:419)
at org.dspace.app.webui.servlet.InternalErrorServlet.doGet(InternalErrorServlet.java:54)
at org.dspace.app.webui.servlet.InternalErrorServlet.doPost(InternalErrorServlet.java:62)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:488)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:411)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:338)
at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:476)
at org.apache.catalina.core.StandardHostValve.throwable(StandardHostValve.java:420)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:208)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:190)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)