java.sql.SQLException: This exception has no message.

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Thrown when an application is trying to use or access an object whose reference equals to null. You are probably trying to use a reference that points to no location in memory as though it were referencing an object.

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via ha-jdbc by justincranford
, 1 year ago
This exception has no message.
via sourceforge.net by Unknown author, 2 years ago
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, 1 year ago
This exception has no message.
via sourceforge.net by Unknown author, 1 year ago
java.lang.NullPointerException:
at java.util.Hashtable.put(Unknown Source)
at net.sf.hajdbc.management.DefaultMBeanRegistrar.createAttributes(DefaultMBeanRegistrar.java:134)
at net.sf.hajdbc.management.DefaultMBeanRegistrar.register(DefaultMBeanRegistrar.java:73)
at net.sf.hajdbc.sql.DatabaseClusterImpl.start(DatabaseClusterImpl.java:755)
at net.sf.hajdbc.util.concurrent.LifecycleRegistry.get(LifecycleRegistry.java:76)
at net.sf.hajdbc.util.concurrent.LifecycleRegistry.get(LifecycleRegistry.java:34)
at net.sf.hajdbc.sql.CommonDataSource.getProxy(CommonDataSource.java:86)
at net.sf.hajdbc.sql.DataSource.getConnection(DataSource.java:60)
at org.apache.tomcat.jdbc.pool.PooledConnection.connectUsingDataSource(PooledConnection.java:224)
at org.apache.tomcat.jdbc.pool.PooledConnection.connect(PooledConnection.java:180)
at org.apache.tomcat.jdbc.pool.ConnectionPool.createConnection(ConnectionPool.java:701)
at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:635)
at org.apache.tomcat.jdbc.pool.ConnectionPool.init(ConnectionPool.java:486)
at org.apache.tomcat.jdbc.pool.ConnectionPool.(ConnectionPool.java:144)
at org.apache.tomee.jdbc.TomEEDataSourceCreator.pool(TomEEDataSourceCreator.java:65)
at org.apache.openejb.resource.jdbc.pool.PoolDataSourceCreator.poolManaged(PoolDataSourceCreator.java:72)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at org.apache.xbean.recipe.ReflectionUtil$StaticFactory.create(ReflectionUtil.java:998)
at org.apache.xbean.recipe.ObjectRecipe.internalCreate(ObjectRecipe.java:276)
at org.apache.xbean.recipe.AbstractRecipe.create(AbstractRecipe.java:96)
at org.apache.xbean.recipe.AbstractRecipe.create(AbstractRecipe.java:61)
at org.apache.openejb.assembler.classic.Assembler.createResource(Assembler.java:2106)
at org.apache.openejb.assembler.classic.Assembler.buildContainerSystem(Assembler.java:490)
at org.apache.openejb.assembler.classic.Assembler.build(Assembler.java:409)
at org.apache.openejb.OpenEJB$Instance.(OpenEJB.java:148)
at org.apache.openejb.OpenEJB.init(OpenEJB.java:296)
at org.apache.tomee.catalina.TomcatLoader.initialize(TomcatLoader.java:246)
at org.apache.tomee.catalina.TomcatLoader.init(TomcatLoader.java:134)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:402)
at org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:110)
at org.apache.catalina.startup.Catalina.load(Catalina.java:640)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:281)

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