c3p0连接池的一个错误，请问高手帮助

java.sql.SQLException: An SQLException was provoked by the following failure: ja
va.lang.InterruptedException
[Cause: java.lang.InterruptedException
        at java.lang.Object.wait(Native Method)
        at com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicRes
ourcePool.java:1315)
        at com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(
BasicResourcePool.java:557)
        at com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicR
esourcePool.java:477)
        at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConne
ction(C3P0PooledConnectionPool.java:525)
        at com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(A
bstractPoolBackedDataSource.java:128)
        at cn.sms.service.utils.SMSSource.getConnection(SMSSource.java:52)
        at cn.sms.service.privilege.impl.EmployeeServiceBean.getGHEmployee(Emplo
yeeServiceBean.java:79)
        at sun.reflect.GeneratedMethodAccessor146.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflecti
on(AopUtils.java:310)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJo
inpoint(ReflectiveMethodInvocation.java:182)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:149)
        at org.springframework.transaction.interceptor.TransactionInterceptor.in
voke(TransactionInterceptor.java:106)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:171)
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynami
cAopProxy.java:204)
        at $Proxy214.getGHEmployee(Unknown Source)
        at cn.sms.web.action.callinfo.complaints.ClientSearchAction.execute(Clie
ntSearchAction.java:233)
        at org.apache.struts.action.RequestProcessor.processActionPerform(Reques
tProcessor.java:425)
        at cn.sms.web.action.privilege.PrivilegeRequestProcessor.processActionPe
rform(PrivilegeRequestProcessor.java:38)
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.ja
va:228)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:191
3)
        at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
        at cn.sms.web.filter.PrivilegeFilter.doFilter(PrivilegeFilter.java:31)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
        at cn.sms.web.filter.SetCodeFilter.doFilter(SetCodeFilter.java:94)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:235)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:233)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:191)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:128)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:102)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:286)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:845)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.proce
ss(Http11Protocol.java:583)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:44
7)
        at java.lang.Thread.run(Thread.java:619)
]
        at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:111)
        at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:65)
        at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:62)
        at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConne
ction(C3P0PooledConnectionPool.java:531)
        at com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(A
bstractPoolBackedDataSource.java:128)
        at cn.sms.service.utils.SMSSource.getConnection(SMSSource.java:52)
系统一直在报这个错误，请丢高手能够帮忙解答