请教大神帮忙看看，

在EAS汇报体系职位管理中添加职员报错，报错详情：
错误信息：Server Component wrap a Throwable. Exception Type is [javax.ejb.EJBException]
Caused exception message is: 发生系统错误，请查看服务器日志。; nested exception is: java.lang.reflect.UndeclaredThrowableException: TxEJB wrap a Not_BaseException while Reflect Invoke ControllerBean. [Client -- String Serialize]
错误详细堆栈信息：com.kingdee.bos.BOSException: Server Component wrap a Throwable. Exception Type is [javax.ejb.EJBException]
Caused exception message is: 发生系统错误，请查看服务器日志。; nested exception is: java.lang.reflect.UndeclaredThrowableException: TxEJB wrap a Not_BaseException while Reflect Invoke ControllerBean. [Client -- String Serialize]
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:246)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:324)
at $Proxy235.submit(Unknown Source)
at com.kingdee.eas.framework.CoreBase.submit(CoreBase.java:289)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_basedata_1_org_1_IPosition.pi85(Unknown Source)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_basedata_1_org_1_IPosition.processInvoke(Unknown Source)
at com.kingdee.bos.rpc.impl.ObjectProxy.processInvoke(ObjectProxy.java:177)
at com.kingdee.bos.rpc.impl.RPCService.serviceCreateObjectAndInvoke(RPCService.java:603)
at com.kingdee.bos.rpc.impl.RPCService.service(RPCService.java:122)
at com.kingdee.bos.rpc.impl.ServiceDispatcher.run(ServiceDispatcher.java:153)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused By: javax.ejb.EJBException
javax.ejb.EJBException: 发生系统错误，请查看服务器日志。; nested exception is: java.lang.reflect.UndeclaredThrowableException: TxEJB wrap a Not_BaseException while Reflect Invoke ControllerBean.
java.lang.reflect.UndeclaredThrowableException: TxEJB wrap a Not_BaseException while Reflect Invoke ControllerBean.
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.invoke(TxInvokerBean.java:161)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.INVOKE_REQUIRED(TxInvokerBean.java:60)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean_LocalObjectImpl_2.INVOKE_REQUIRED(Unknown Source)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:171)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:324)
at $Proxy235.submit(Unknown Source)
at com.kingdee.eas.framework.CoreBase.submit(CoreBase.java:289)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_basedata_1_org_1_IPosition.pi85(Unknown Source)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_basedata_1_org_1_IPosition.processInvoke(Unknown Source)
at com.kingdee.bos.rpc.impl.ObjectProxy.processInvoke(ObjectProxy.java:177)
at com.kingdee.bos.rpc.impl.RPCService.serviceCreateObjectAndInvoke(RPCService.java:603)
at com.kingdee.bos.rpc.impl.RPCService.service(RPCService.java:122)
at com.kingdee.bos.rpc.impl.ServiceDispatcher.run(ServiceDispatcher.java:153)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.NullPointerException
at com.kingdee.eas.basedata.org.app.PositionControllerBean.setPosEFFDT(PositionControllerBean.java:1075)
at com.kingdee.eas.basedata.org.app.PositionControllerBean._addnew(PositionControllerBean.java:746)
at com.kingdee.eas.framework.app.AbstractCoreBaseControllerBean.addnew(AbstractCoreBaseControllerBean.java:130)
at com.kingdee.eas.framework.app.CoreBaseControllerBean._submit(CoreBaseControllerBean.java:221)
at com.kingdee.eas.framework.app.DataBaseControllerBean._submit(DataBaseControllerBean.java:366)
at com.kingdee.eas.framework.app.AbstractCoreBaseControllerBean.submit(AbstractCoreBaseControllerBean.java:457)
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:597)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean.invoke(TxInvokerBean.java:125)
... 18 more
javax.ejb.EJBException: 发生系统错误，请查看服务器日志。; nested exception is: java.lang.reflect.UndeclaredThrowableException: TxEJB wrap a Not_BaseException while Reflect Invoke ControllerBean.
at com.apusic.ejb.container.Container.postInvokeTx(Unknown Source)
at com.apusic.ejb.container.Component.postInvoke(Unknown Source)
at com.kingdee.bos.transaction.EJBTxFacade.TxInvokerBean_LocalObjectImpl_2.INVOKE_REQUIRED(Unknown Source)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:171)
at com.kingdee.bos.transaction.EJBTransactionProxy.invoke(EJBTransactionProxy.java:324)
at $Proxy235.submit(Unknown Source)
at com.kingdee.eas.framework.CoreBase.submit(CoreBase.java:289)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_basedata_1_org_1_IPosition.pi85(Unknown Source)
at rpc_generate._PROXY_com_1_kingdee_1_eas_1_basedata_1_org_1_IPosition.processInvoke(Unknown Source)
at com.kingdee.bos.rpc.impl.ObjectProxy.processInvoke(ObjectProxy.java:177)
at com.kingdee.bos.rpc.impl.RPCService.serviceCreateObjectAndInvoke(RPCService.java:603)
at com.kingdee.bos.rpc.impl.RPCService.service(RPCService.java:122)
at com.kingdee.bos.rpc.impl.ServiceDispatcher.run(ServiceDispatcher.java:153)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
[Client -- String Serialize]