HTTP 101216 in weblogic 10.0

[HTTP:101216]Servlet: "SaaServlet" failed to preload on startup in Web application: "/SAA". java.lang.NullPointerException at com.nvd.saa.SaaCache.hashSQL(SaaCache.java:333) at com.nvd.saa.SaaCache.loadCache(SaaCache.java:245) at com.nvd.saa.SaaServlet.init(SaaServlet.java:572) at javax.servlet.GenericServlet.init(GenericServlet.java:241) at weblogic.servlet.internal.StubSecurityHelper$ServletInitAction.run(StubSecurityHelper.java:282) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) at weblogic.security.service.SecurityManager.runAs(Lweblogic.security.acl.internal.AuthenticatedSubject;Lweblogic.security.acl.internal.AuthenticatedSubject;Ljava.security.PrivilegedAction;)Ljava.lang.Object;(Unknown Source) at weblogic.servlet.internal.StubSecurityHelper.createServlet(StubSecurityHelper.java:63) at weblogic.servlet.internal.StubLifecycleHelper.createOneInstance(StubLifecycleHelper.java:58) at weblogic.servlet.internal.StubLifecycleHelper.<init>(StubLifecycleHelper.java:48) at weblogic.servlet.internal.ServletStubImpl.prepareServlet(ServletStubImpl.java:504) at weblogic.servlet.internal.WebAppServletContext.preloadServlet(WebAppServletContext.java:1830) at weblogic.servlet.internal.WebAppServletContext.loadServletsOnStartup(WebAppServletContext.java:1807) at weblogic.servlet.internal.WebAppServletContext.preloadResources(WebAppServletContext.java:1727) at weblogic.servlet.internal.WebAppServletContext.start(WebAppServletContext.java:2890) at weblogic.servlet.internal.WebAppModule.startContexts(WebAppModule.java:948) at weblogic.servlet.internal.WebAppModule.start(WebAppModule.java:353) at weblogic.application.internal.flow.ModuleStateDriver$3.next(ModuleStateDriver.java:204) at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:26) at weblogic.application.internal.flow.ModuleStateDriver.start(ModuleStateDriver.java:60) at weblogic.application.internal.flow.ScopedModuleDriver.start(ScopedModuleDriver.java:200) at weblogic.application.internal.flow.ModuleListenerInvoker.start(ModuleListenerInvoker.java:117) at weblogic.application.internal.flow.ModuleStateDriver$3.next(ModuleStateDriver.java:204) at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:26) at weblogic.application.internal.flow.ModuleStateDriver.start(ModuleStateDriver.java:60) at weblogic.application.internal.flow.StartModulesFlow.activate(StartModulesFlow.java:26) at weblogic.application.internal.BaseDeployment$2.next(BaseDeployment.java:635) at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:26) at weblogic.application.internal.BaseDeployment.activate(BaseDeployment.java:212) at weblogic.application.internal.DeploymentStateChecker.activate(DeploymentStateChecker.java:154) at weblogic.deploy.internal.targetserver.AppContainerInvoker.activate(AppContainerInvoker.java:80) at weblogic.deploy.internal.targetserver.operations.AbstractOperation.activate(AbstractOperation.java:566)