Error 500: java.lang.NullPointerException at com.pega.pegarules.priv.factory.GenericObjectFactoryPool$ObjectEntry.<init>(GenericObjectFactoryPool.java:152) at com.pega.pegarules.priv.factory.GenericObjectFactoryPool.acquire(GenericObjectFactoryPool.java:80) at com.pega.pegarules.etier.impl.EngineImpl._invokeEngine_privact(EngineImpl.java:270) at com.pega.pegarules.etier.impl.EngineImpl.invokeEngine(EngineImpl.java:231) at com.pega.pegarules.etier.impl.EngineImpl.invokeEngine(EngineImpl.java:210) at com.pega.pegarules.priv.context.JNDIEnvironment.invokeEngineInner(JNDIEnvironment.java:274) at com.pega.pegarules.priv.context.JNDIEnvironment.invokeEngine(JNDIEnvironment.java:219) at com.pega.pegarules.web.impl.WebStandardImpl.makeEtierRequest(WebStandardImpl.java:307) at com.pega.pegarules.web.impl.WebStandardImpl.doPost(WebStandardImpl.java:201) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:592) at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:254) at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethodPropagatingThrowable(PRBootstrap.java:295) at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:344) at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doPost(WebStandardBoot.java:93) at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doGet(WebStandardBoot.java:83) at javax.servlet.http.HttpServlet.service(HttpServlet.java:743) at javax.servlet.http.HttpServlet.service(HttpServlet.java:856) at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1213) at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:658) at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:526) at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3574) at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:269) at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:831) at com.ibm.ws.wswebcontainer.WebContainer.handleRequest(WebContainer.java:1478) at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:133) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:457) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:515) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:300) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.java:271) at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminators(NewConnectionInitialReadCallback.java:214) at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.java:113) at com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java:556) at com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java:606) at com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java:979) at com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java:1064) at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1551)