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    This happens when you try to instantiate a class that can't be instantiated, either because the class object is abstract, an interface, an array class, a primitive type, void, or because the class has no nullary constructor.

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via Coderanch by nisha chidella, 1 year ago
java.lang.InstantiationException: com.example.Dog	at java.lang.Class.newInstance0(Unknown Source)	at java.lang.Class.newInstance(Unknown Source)	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3787)	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4342)	at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1116)	at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1214)	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:293)	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)	at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1337)	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1601)	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1610)	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1590)	at java.lang.Thread.run(Unknown Source)