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7:10:53,359 DEBUG QueryTranslatorImpl:254 - unexpected query compilation problem
java.lang.NullPointerException
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:169)
at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)
at org.hibernate.hql.classic.SelectParser.token(SelectParser.java:96)
at org.hibernate.hql.classic.ClauseParser.token(ClauseParser.java:109)
at org.hibernate.hql.classic.ClauseParser.end(ClauseParser.java:136)
at org.hibernate.hql.classic.PreprocessingParser.end(PreprocessingParser.java:145)
at org.hibernate.hql.classic.ParserHelper.parse(ParserHelper.java:52)
at org.hibernate.hql.classic.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:240)
at org.hibernate.hql.classic.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:209)
at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:101)
at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:80)
at org.hibernate.engine.query.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:124)
at org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:156)
at org.hibernate.impl.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:135)
at org.hibernate.impl.SessionImpl.createQuery(SessionImpl.java:1770)
at com.coscon.cbs.domain.service.settlement.SettlementAgencyDetailServiceImpl.findAgencyArSumDetail(SettlementAgencyDetailServiceImpl.java:121)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

这个问题可能与你的所使用的解析器有关. 或许用的是Hibernate2.1的查询翻译器

1）选择Hibernate3.0的查询翻译器：
hibernate.query.factory_class=
org.hibernate.hql.ast.ASTQueryTranslatorFactory
（2）选择Hibernate2.1的查询翻译器

hibernate.query.factory_class=
org.hibernate.hql.classic.ClassicQueryTranslatorFactory