javax.servlet.ServletException

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    • javax.servlet.ServletException: Servlet.destroy() for servlet ComplaintServlet threw exception at org.apache.catalina.core.StandardWrapper.unload(StandardWrapper.java:1413) at org.apache.catalina.core.StandardWrapper.stop(StandardWrapper.java:1739) at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4601) at org.apache.catalina.core.StandardContext.reload(StandardContext.java:3222) at org.apache.catalina.manager.ManagerServlet.reload(ManagerServlet.java:943) at org.apache.catalina.manager.ManagerServlet.doGet(ManagerServlet.java:361) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:199) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:558) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859) at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579) at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1555) at java.lang.Thread.run(Thread.java:662) Caused by: java.lang.NullPointerException at ComplaintServlet.destroy(ComplaintServlet.java:42) at org.apache.catalina.core.StandardWrapper.unload(StandardWrapper.java:1394) ... 23 more
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