SQLException: com.mchange.v2.c3p0.ComboPooledDataSource [ java.beans.IntrospectionException: java.lang.reflect.InvocationTargetException [numThreadsAwaitingCheckoutDefaultUser] ] has been closed() - 代码天地

SQLException: com.mchange.v2.c3p0.ComboPooledDataSource [ java.beans.IntrospectionException: java.lang.reflect.InvocationTargetException [numThreadsAwaitingCheckoutDefaultUser] ] has been closed()

其他 2018-11-29 22:27:59 阅读次数: 0

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转载自www.cnblogs.com/chenrenshui/p/10041262.html

SQLException: com.mchange.v2.c3p0.ComboPooledDataSource [ java.beans.IntrospectionException: java.lang.reflect.InvocationTargetException [numThreadsAwaitingCheckoutDefaultUser] ] has been closed()

java.sql.SQLException: Connection has already been closed.

nested exception is java.lang.ClassNotFoundException: com.mchange.v2.c3p0.ComboPooledDataSource

【异常】nested exception is java.lang.ClassNotFoundException: com.mchange.v2.c3p0.ComboPooledDataSource

java.lang.reflect.InvocationTargetException(t2)

java.lang.reflect.InvocationTargetException

“Stream has already been operated upon or closed” Exception in Java

org.apache.struts2.json.JSONException: java.lang.reflect.InvocationTargetException异常解决

soupui ：java.lang.reflect.InvocationTargetException

异常：java.lang.reflect.InvocationTargetException

Caused by: java.lang.reflect.InvocationTargetException

java.lang.IllegalStateException: stream has already been operated upon or closed

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java 流不能复用 stream has already been operated upon or closed

java.lang.RuntimeException: java.lang.reflect.InvocationTargetException

java.lang.reflect.InvocationTargetException和java.lang.IllegalArgumentException

Caused by: java.io.IOException: java.lang.reflect.InvocationTargetException

严重: End event threw exception java.lang.reflect.InvocationTargetException

net.sf.json.JSONException: java.lang.reflect.InvocationTargetException

org.apache.poi.POIXMLException: java.lang.reflect.InvocationTargetException

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异常： java.lang.reflect.InvocationTargetException 反射异常

Exception in thread “main“ java.lang.reflect.InvocationTargetException

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java.sql.SQLException: Already closed.

java.sql.SQLException: Data source is closed

JDBC Java.sql.SQLException:Already closed

java.lang.reflect.InvocationTargetException和java.lang.NoClassDefFoundError:javax

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