登录验证总调不通，我用的是struts+hibernate!
调试错误信息如下；
begin tx
net.sf.hibernate.JDBCException: Could not execute query
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1515)
at net.sf.hibernate.impl.QueryImpl.list(QueryImpl.java:39)
at ems.emsbean.login.LoginAction.execute(LoginAction.java:53)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:415)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run(ServletStubImpl.java:1072)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:465)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:348)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:6981)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3892)
at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2766)
at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:224)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:183)
Caused by: java.sql.SQLException: ORA-00936: 缺少表达式
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:125)
at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:305)
at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:272)
at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:626)
at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:182)
at oracle.jdbc.driver.T4CPreparedStatement.execute_for_describe(T4CPreparedStatement.java:500)
at oracle.jdbc.driver.OracleStatement.execute_maybe_describe(OracleStatement.java:942)
at oracle.jdbc.driver.T4CPreparedStatement.execute_maybe_describe(T4CPreparedStatement.java:532)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1037)
at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:2905)
at oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:2946)
at com.mchange.v2.c3p0.impl.C3P0PreparedStatement.executeQuery(C3P0PreparedStatement.java:188)
at com.mchange.v2.c3p0.impl.C3P0PooledConnection$2.executeQuery(C3P0PooledConnection.java:473)
at net.sf.hibernate.impl.BatcherImpl.getResultSet(BatcherImpl.java:87)
at net.sf.hibernate.loader.Loader.getResultSet(Loader.java:795)
at net.sf.hibernate.loader.Loader.doQuery(Loader.java:189)
at net.sf.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:133)
at net.sf.hibernate.loader.Loader.doList(Loader.java:950)
at net.sf.hibernate.loader.Loader.list(Loader.java:941)
at net.sf.hibernate.hql.QueryTranslator.list(QueryTranslator.java:834)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1512)
... 18 more
<2007-7-22 下午09时23分31秒 CST> <Error> <HTTP> <BEA-101020> <[ServletContext(id=9114403,name=emsweb,context-path=/emsweb)] Servlet failed with Exception