proxool关闭的时候出现这样的异常(java.lang.reflect.InvocationTargetEx
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4000 [Shutdown Hook] INFO proxool.spring - Shutting down 'spring' pool immediately [Shutdown Hook]
? 4000 [Shutdown Hook] ERROR proxool.ShutdownHook - Problem calling "get cause" on IllegalStateException.
? java.lang.reflect.InvocationTargetException
? at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
? at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
? at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
? at java.lang.reflect.Method.invoke(Method.java:324)
? at org.logicalcobwebs.proxool.ShutdownHook.remove(ShutdownHook.java:40)
? at org.logicalcobwebs.proxool.ProxoolFacade.shutdown(ProxoolFacade.java:238)
? at org.logicalcobwebs.proxool.ProxoolFacade.shutdown(ProxoolFacade.java:220)
? at org.logicalcobwebs.proxool.ShutdownHook.run(ShutdownHook.java:99)
? at java.lang.Thread.run(Thread.java:534)
? Caused by: java.lang.IllegalStateException: Shutdown in progress
? at java.lang.Shutdown.remove(Shutdown.java:102)
? at java.lang.Runtime.removeShutdownHook(Runtime.java:218)
? ... 9 more

------解决方法--------------------
有可能你改变了它的配置文件导致出现此类问题,看不太明白!