页面中注册功能失败的问题求解。

exception
javax.servlet.ServletException: could not execute query
org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:523)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
com.novse.search.web.filter.Utf8Filter.doFilter(Utf8Filter.java:29)root causeorg.hibernate.exception.SQLGrammarException: could not execute query
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:67)
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
org.hibernate.loader.Loader.doList(Loader.java:2147)
org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2028)
org.hibernate.loader.Loader.list(Loader.java:2023)
org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:393)
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
com.novse.logic.hibernate.UserOperate.checkUser(UserOperate.java:81)
com.novse.logic.hibernate.UserOperate.insertUser(UserOperate.java:27)
com.novse.logic.struts.action.UserAction.register(UserAction.java:107)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.Method.invoke(Unknown Source)
org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:274)
org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:194)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
com.novse.search.web.filter.Utf8Filter.doFilter(Utf8Filter.java:29)我确信数据库工作正常，而且代码在别人的机器上都曾经正常运行过。jdbc的版本也都没问题。也尝试过很多次的环境变量设置。实在不知道问题出在哪里，求高手们帮帮忙！！！