请帮忙看看这是什么异常信息，怎么跟踪

at rpc_generate._PROXY_com_1_kingdee_1_eas_1_base_1_message_1_IMessageCenter.pi16(Unknown Source)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_base_1_message_1_IMessageCenter.processInvoke(Unknown Source)
at com.kingdee.bos.rpc.impl.ObjectProxy.processInvoke(ObjectProxy.java:177)
at com.kingdee.bos.rpc.impl.RPCService.serviceInvoke(RPCService.java:629)
at com.kingdee.bos.rpc.impl.RPCService.service(RPCService.java:125)
at com.kingdee.bos.rpc.impl.ServiceDispatcher.run(ServiceDispatcher.java:153)
at com.kingdee.bos.rpc.impl.ThreadJob.run(ThreadJob.java:24)
at com.kingdee.bos.rpc.impl.ThreadPool2$Worker.run(ThreadPool2.java:140)
Caused by:
java.sql.SQLException: Resource unavailable
at com.apusic.jdbc.adapter.JdbcDataSource.getConnection(Unknown Source)
at com.apusic.jdbc.adapter.JdbcDataSource.getConnection(Unknown Source)
at com.kingdee.bos.framework.ejb.EJBUtils.getConnection(EJBUtils.java:144)
at com.kingdee.bos.framework.ejb.EJBFactory.getConnection0(EJBFactory.java:132)
at com.kingdee.bos.transaction.TxContext.getConnection(TxContext.java:100)
at com.kingdee.bos.framework.ejb.EJBFactory.getConnection(EJBFactory.java:121)
at com.kingdee.bos.framework.ejb.AbstractBizControllerBean.getConnection(AbstractBizControllerBean.java:77)
... 62 more
Caused by:
javax.resource.spi.ResourceAllocationException: Resource unavailable
at com.apusic.connector.cxmgr.ConnectionPool.getConnection(Unknown Source)
at com.apusic.connector.cxmgr.ConnectionManagerImpl.allocateConnection(Unknown Source)
... 69 more
Caused by: java.sql.SQLException
java.sql.SQLException: Resource unavailable
at com.apusic.jdbc.adapter.JdbcDataSource.getConnection(Unknown Source)
at com.apusic.jdbc.adapter.JdbcDataSource.getConnection(Unknown Source)
at com.kingdee.bos.framework.ejb.EJBUtils.getConnection(EJBUtils.java:144)
at com.kingdee.bos.framework.ejb.EJBFactory.getConnection0(EJBFactory.java:132)
at com.kingdee.bos.transaction.TxContext.getConnection(TxContext.java:100)
at com.kingdee.bos.framework.ejb.EJBFactory.getConnection(EJBFactory.java:121)
at com.kingdee.bos.framework.ejb.AbstractBizControllerBean.getConnection(AbstractBizControllerBean.java:77)
at com.kingdee.bos.framework.ejb.AbstractEntityControllerBean.innerGetCollection(AbstractEntityControllerBean.java:478)
at com.kingdee.eas.framework.app.AbstractCoreBaseControllerBean._getCollection(AbstractCoreBaseControllerBean.java:306)
at com.kingdee.eas.framework.app.AbstractObjectBaseControllerBean._getCollection(AbstractObjectBaseControllerBean.java:149)
at com.kingdee.eas.base.param.app.AbstractParamControllerBean._getCollection(AbstractParamControllerBean.java:131)
at com.kingdee.eas.base.param.app.AbstractParamControllerBean.getParamCollection(AbstractParamControllerBean.java:119)
at sun.reflect.GeneratedMethodAccessor71.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:618)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.invoke(TxInvokerBean.java:116)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.INVOKE_SUPPORTS(TxInvokerBean.java:61)
a
2018-09-13 14:51:47 INFO [con.out] t com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean_LocalObjectImpl_2.INVOKE_SUPPORTS(Unknown Source)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:179)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:324)
at $Proxy108.getParamCollection(Unknown Source)
at com.kingdee.eas.base.param.Param.getParamCollection(Param.java:94)
at sun.reflect.GeneratedMethodAccessor70.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:618)
at com.kingdee.bos.ResponseInvocationHandler.invoke(ResponseInvocationHandler.java:193)
at $Proxy107.getParamCollection(Unknown Source)
at com.kingdee.eas.base.param.app.ParamControlControlBean._getParamByNumber(ParamControlControlBean.java:490)
at com.kingdee.eas.base.param.app.AbstractParamControlControlBean.getParamByNumber(AbstractParamControlControlBean.java:236)
at com.kingdee.eas.base.param.app.ParamControlControlBean._getParamValueIgnoreGroupControl(ParamControlControlBean.java:239)
at com.kingdee.eas.base.param.app.ParamControlControlBean._getParamValue(ParamControlControlBean.java:267)
at com.kingdee.eas.base.param.app.AbstractParamControlControlBean.getParamValue(AbstractParamControlControlBean.java:255)
at sun.reflect.GeneratedMethodAccessor69.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:618)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.invoke(TxInvokerBean.java:116)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.INVOKE_SUPPORTS(TxInvokerBean.java:61)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean_LocalObjectImpl_2.INVOKE_SUPPORTS(Unknown Source)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:179)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:324)
at $Proxy106.getParamValue(Unknown Source)
at com.kingdee.eas.base.param.ParamControl.getParamValue(ParamControl.java:195)
at sun.reflect.GeneratedMethodAccessor72.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:618)
at com.kingdee.bos.ResponseInvocationHandler.invoke(ResponseInvocationHandler.java:193)
at $Proxy105.getParamValue(Unknown Source)
at com.kingdee.eas.base.param.util.ParamManager.getParamValue(ParamManager.java:251)
at com.kingdee.eas.base.message.util.MessageUtil.isFD(MessageUtil.java:149)
at com.kingdee.eas.base.message.app.MessageCenterControllerBean._getNewMessageCenterCounts(MessageCenterControllerBean.java:297)
at com.kingdee.eas.base.message.app.AbstractMessageCenterControllerBean.getNewMessageCenterCounts(AbstractMessageCenterControllerBean.java:576)
at sun.reflect.GeneratedMethodAccessor281.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:618)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.invoke(TxInvokerBean.java:116)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.INVOKE_SUPPORTS(TxInvokerBean.java:61)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean_LocalObjectImpl_2.INVOKE_SUPPORTS(Unknown Source)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:179)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:324)
at $Proxy118.getNewMessageCenterCounts(Unknown Source)
at com.kingdee.eas.base.message.MessageCenter.getNewMessageCenterCounts(MessageCenter.java:476)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_base_1_message_1_IMessageCenter.pi16(Unknown Source)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_base_1_message_1_IMessageCenter.processInvoke(Unknown Source)
at com.kingdee.bos.rpc.impl.ObjectProxy.processInvoke(ObjectProxy.java:177)
at com.kingdee.bos.rpc.impl.RPCService.serviceInvoke(RPCService.java:629)
at com.kingdee.bos.rpc.impl.RPCService.service(RPCService.java:125)
at com.kingdee.bos.rpc.impl.ServiceDispatcher.run(ServiceDispatcher.java:153)
at com.kingdee.bos.rpc.impl.ThreadJob.run(ThreadJob.java:24)
at com.kingdee.bos.rpc.impl.ThreadPool2$Worker.run(ThreadPool2.java:140)
Caused by:
javax.resource.spi.ResourceAllocationException: Resource unavailable
at com.apusic.connector.cxmgr.ConnectionPool.getConnection(Unknown Source)
at com.apusic.connector.cxmgr.ConnectionManagerImpl.allocateConnection(Unknown Source)
... 69 more