Failed startup of context com.google.apphosting.utils.jetty.RuntimeAppEngineWebAppContext@14683c0{/,/base/data/home/apps/s~campusreader-hrd/live.363199896399354414}
org.mortbay.util.MultiException[java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/AddContentServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/AddSimpleNotes : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/AddTestQuestionsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/ClearDBServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/ClearLogsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/EditUserServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/GetLogsForUserServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/GetNotebookDataForUserServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/GetSimpleNotes : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/GetTestQuestionsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/LogServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/LoginServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/LogoutServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/RegistrationServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/SaveAnswerServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/UserServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/groups/CreateGroupServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/groups/GetMyGroupsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/AddReminderServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/AddUserLibraryRoleServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/CreateLibraryServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/GetArticlesServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/GetAssignmentsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/GetContentServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/GetLibrariesServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/GetRemindersServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/GetResourcesServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/ToggleResourceInLibraryServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/libraries/UpdateLibraryServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/AddSectionsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/GetGlossaryItemsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/GetHighlightServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/GetNotesServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/GetSectionsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/SaveGlossaryItemsServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/UpdateHighlightServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/reader/UpdateNoteServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/AddStratDataServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/AddStrategyServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/ClearStratDataServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/GetStratDataServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/GetStrategiesServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/GetUserStrategiesServlet : Unsupported major.minor version 51.0, java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/strategies/UpdateUserStrategiesServlet : Unsupported major.minor version 51.0]
	at org.mortbay.jetty.servlet.ServletHandler.initialize(ServletHandler.java:656)
	at org.mortbay.jetty.servlet.Context.startContext(Context.java:140)
	at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1250)
	at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517)
	at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:467)
	at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
	at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.createHandler(AppVersionHandlerMap.java:219)
	at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.getHandler(AppVersionHandlerMap.java:194)
	at com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:134)
	at com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:447)
	at com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:454)
	at com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:461)
	at com.google.tracing.TraceContext.runInContext(TraceContext.java:703)
	at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:338)
	at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:330)
	at com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:458)
	at com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:251)
	at java.lang.Thread.run(Thread.java:679)
java.lang.UnsupportedClassVersionError: edu/uoregon/servlets/AddContentServlet : Unsupported major.minor version 51.0
	at com.google.appengine.runtime.Request.process-bc2750cf865b0c81(Request.java)
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
	at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
	at org.mortbay.util.Loader.loadClass(Loader.java:91)
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