java.lang.ArrayIndexOutOfBoundsException: 396错误，求解

[wendygsq]

严重: Servlet.service() for servlet default threw exception
java.lang.ArrayIndexOutOfBoundsException: 396
at oracle.sql.CharacterSet.AL16UTF16BytesToJavaChars(CharacterSet.java:2127)
at oracle.jdbc.driver.DBConversion.ucs2BytesToJavaChars(DBConversion.java:1335)
at oracle.jdbc.driver.T4C8TTIClob.read(T4C8TTIClob.java:261)
at oracle.jdbc.driver.T4CConnection.getChars(T4CConnection.java:3058)
at oracle.sql.CLOB.getChars(CLOB.java:424)
at oracle.sql.CLOB.getSubString(CLOB.java:286)
at org.springframework.jdbc.support.lob.OracleLobHandler.getClobAsString(OracleLobHandler.java:187)
at org.springframework.jdbc.support.lob.AbstractLobHandler.getClobAsString(AbstractLobHandler.java:45)
at org.springframework.orm.hibernate3.support.ClobStringType.nullSafeGetInternal(ClobStringType.java:77)
at org.springframework.orm.hibernate3.support.AbstractLobType.nullSafeGet(AbstractLobType.java:157)
at org.hibernate.type.CustomType.nullSafeGet(CustomType.java:105)
at org.hibernate.type.AbstractType.hydrate(AbstractType.java:81)
at org.hibernate.persister.entity.AbstractEntityPersister.hydrate(AbstractEntityPersister.java:2091)
at org.hibernate.loader.Loader.loadFromResultSet(Loader.java:1380)
at org.hibernate.loader.Loader.instanceNotYetLoaded(Loader.java:1308)
at org.hibernate.loader.Loader.getRow(Loader.java:1206)
at org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:580)
at org.hibernate.loader.Loader.doQuery(Loader.java:701)
at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
at org.hibernate.loader.Loader.doList(Loader.java:2217)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2108)
at org.hibernate.loader.Loader.list(Loader.java:2103)
at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:340)
at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1122)
at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
at org.springframework.orm.hibernate3.HibernateTemplate$30.doInHibernate(HibernateTemplate.java:930)
at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:419)
at org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374)
at org.springframework.orm.hibernate3.HibernateTemplate.find(HibernateTemplate.java:921)
at com.sapphire.dao.CommonDao.findByHql(CommonDao.java:27)
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 org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
at $Proxy12.findByHql(Unknown Source)
at com.sapphire.biz.impl.JOS_MenuBiz.getHomeMenu(JOS_MenuBiz.java:95)
at com.sapphire.preaction.JOS_IndexAction.index(JOS_IndexAction.java:380)
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)
报错位置的方法：

对应执行的sql语句是没错的，有在数据库测试过，但是不知道为什么报这个错误，求大家帮忙看下什么原因