Classloading issues in MongoPersistentManager.processExpires

19-Aug-2022 13:47:37.361 SEVERE [Catalina-utility-1] org.appng.tomcat.session.mongo.MongoStore.loadNoLock Error loading session: 3E2809B6C4869FD6969592E2CE75EE38
	java.lang.ClassNotFoundException: a.b.c.D
		at java.net.URLClassLoader.findClass(URLClassLoader.java:387)
		at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
		at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
		at java.lang.Class.forName0(Native Method)
		at java.lang.Class.forName(Class.java:348)
		at org.appng.api.support.SiteAwareObjectInputStream.resolveClass(SiteAwareObjectInputStream.java:68)
		at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1988)
		at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1852)
		at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2186)
		at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1669)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:503)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:461)
		at java.util.ArrayList.readObject(ArrayList.java:799)
		at sun.reflect.GeneratedMethodAccessor536.invoke(Unknown Source)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1184)
		at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2322)
		at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2213)
		at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1669)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:503)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:461)
		at org.appng.api.support.environment.AttributeWrapper.readObject(AttributeWrapper.java:84)
		at sun.reflect.GeneratedMethodAccessor610.invoke(Unknown Source)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1184)
		at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2322)
		at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2213)
		at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1669)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:503)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:461)
		at java.util.concurrent.ConcurrentHashMap.readObject(ConcurrentHashMap.java:1445)
		at sun.reflect.GeneratedMethodAccessor615.invoke(Unknown Source)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1184)
		at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2322)
		at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2213)
		at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1669)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:503)
		at java.io.ObjectInputStream.readObject(ObjectInputStream.java:461)
		at org.apache.catalina.session.StandardSession.doReadObject(StandardSession.java:1608)
		at org.apache.catalina.session.StandardSession.readObjectData(StandardSession.java:1050)
		at org.appng.tomcat.session.mongo.MongoStore.loadNoLock(MongoStore.java:303)
		at org.appng.tomcat.session.mongo.MongoPersistentManager.findSessions(MongoPersistentManager.java:118)
		at org.apache.catalina.session.PersistentManagerBase.processExpires(PersistentManagerBase.java:432)
		at org.apache.catalina.session.ManagerBase.backgroundProcess(ManagerBase.java:592)
		at org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:5622)
		at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1365)
		at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1369)
		at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1369)
		at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1347)
		at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
		at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
		at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
		at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
		at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
		at java.lang.Thread.run(Thread.java:750)