EAS数据中心测试链接报错--急急急

客户月初结账但是昨天开始服务器数据中心测试链接不上，系统报如下错误，望总部老师给予指导处理。非常着急。

错误原因：
数据中心类异常

解决方案：
请将如下错误信息提单反馈
[com.kingdee.eas.tools.admin.framework.database.exception.DBException: Get database connection failed, sqlcode[17002] sqlstate[null]!
at com.kingdee.eas.tools.admin.framework.database.impl.AbstractDB.testJDBCConnection(AbstractDB.java:462)
at com.kingdee.eas.tools.admin.domain.impl.DataCenterServiceImpl.testDBConnection(DataCenterServiceImpl.java:1308)
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:585)
at com.kingdee.eas.tools.admin.framework.ssap.dualrpc.SSAPServerRPCHandler.invokeService(SSAPServerRPCHandler.java:46)
at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at com.kingdee.eas.tools.admin.framework.dualrpc.core.common.RpcWorker.processRpcCallMessage(RpcWorker.java:237)
at com.kingdee.eas.tools.admin.framework.dualrpc.core.common.RpcWorker.run(RpcWorker.java:81)
]

异常堆栈：
com.kingdee.eas.tools.admin.framework.database.exception.DBException: Get database connection failed, sqlcode[17002] sqlstate[null]!
at com.kingdee.eas.tools.admin.framework.database.impl.AbstractDB.testJDBCConnection(AbstractDB.java:462)
at com.kingdee.eas.tools.admin.domain.impl.DataCenterServiceImpl.testDBConnection(DataCenterServiceImpl.java:1308)
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:585)
at com.kingdee.eas.tools.admin.framework.ssap.dualrpc.SSAPServerRPCHandler.invokeService(SSAPServerRPCHandler.java:46)
at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at com.kingdee.eas.tools.admin.framework.dualrpc.core.common.RpcWorker.processRpcCallMessage(RpcWorker.java:237)
at com.kingdee.eas.tools.admin.framework.dualrpc.core.common.RpcWorker.run(RpcWorker.java:81)