2018-04-02 10:41:27 -0400 - [ERROR] Error Id: 7354368707a4457ebc061b850137ae63 - blackboard.platform.security.authentication.BbSecurityException: The Grade Center is not available.
	at blackboard.webapps.gradebook2.spring.config.GradingWebMvcConfig$GradingInterceptor.preHandle(GradingWebMvcConfig.java:90)
	at org.springframework.web.servlet.HandlerExecutionChain.applyPreHandle(HandlerExecutionChain.java:134)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:954)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:968)
	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:859)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:844)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	at sun.reflect.GeneratedMethodAccessor385.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:282)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:279)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:314)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:170)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:224)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:46)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:148)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:144)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:143)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:728)
	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:467)
	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:392)
	at org.apache.catalina.core.ApplicationDispatcher.access$000(ApplicationDispatcher.java:63)
	at org.apache.catalina.core.ApplicationDispatcher$PrivilegedForward.run(ApplicationDispatcher.java:95)
	at org.apache.catalina.core.ApplicationDispatcher$PrivilegedForward.run(ApplicationDispatcher.java:83)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:303)
	at blackboard.plugin.rest.web.ApiController.dispatchRequest(ApiController.java:777)
	at blackboard.plugin.rest.web.ApiController.service(ApiController.java:550)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	at sun.reflect.GeneratedMethodAccessor385.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:282)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:279)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:314)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:253)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:46)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:148)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:144)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:143)
	at blackboard.platform.servlet.B2ContextFilter.doFilter(B2ContextFilter.java:81)
	at sun.reflect.GeneratedMethodAccessor365.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:282)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:279)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:314)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:253)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:190)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:46)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:148)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:144)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:143)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80)
	at org.apache.catalina.valves.rewrite.RewriteValve.invoke(RewriteValve.java:580)
	at org.apache.catalina.valves.StuckThreadDetectionValve.invoke(StuckThreadDetectionValve.java:206)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:677)
	at blackboard.tomcat.valves.LoggingRemoteIpValve.invoke(LoggingRemoteIpValve.java:44)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:799)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:748)

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