1. In our version 4.0 environment, we have created few XSQLs (along with xsls) for displaying the track and trace information of the order. It is working fine without any issues.
2. once we migrate to V55, XSQL pages are throwing exception:
3. Any clues how to resolve this ?
Oracle XML Developers Kit 10.1.3.0.0 - Production XSQL-017: Unexpected Error Occurred java.lang.NullPointerException
at oracle.xml.xsql.XSQLDocHandler.valueOfConnectionAt tr(XSQLDocHandler.java:493)
at oracle.xml.xsql.XSQLDocHandler.(XSQLDocHandler.jav a:84)
at oracle.xml.xsql.XSQLPageProcessor.process(XSQLPage Processor.java:109)
at oracle.xml.xsql.XSQLServlet.doGet(XSQLServlet.java :60)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:689)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
at org.apache.catalina.core.ApplicationFilterChain.in ternalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.do Filter(ApplicationFilterChain.java:175)
at org.apache.catalina.core.StandardWrapperValve.invo ke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invo ke(StandardContextValve.java:17
at org.apache.catalina.core.StandardHostValve.invoke( StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invok e(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.servic e(CoyoteAdapter.java:14
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyo teHandler.java:199)
at org.apache.jk.common.HandlerRequest.invoke(Handler Request.java:282)
at org.apache.jk.common.ChannelSocket.invoke(ChannelS ocket.java:754)
at org.apache.jk.common.ChannelSocket.processConnecti on(ChannelSocket.java:684)
at org.apache.jk.common.ChannelSocket$SocketConnectio n.runIt(ChannelSocket.java:876)
at org.apache.tomcat.util.threads.ThreadPool$ControlR unnable.run(ThreadPool.java:684)
at java.lang.Thread.run()V(Unknown Source)