ibatis 的奇怪错误~~~~........

<settings cacheModelsEnabled="true" enhancementEnabled="true" lazyLoadingEnabled="true"
useStatementNamespaces="false" statementCachingEnabled="true" classInfoCacheEnabled="true" />我们用了都没事
你要看错误
java.lang.NullPointerException
at com.xiangmukaifa.edu.model.Profile$$EnhancerByCGLIB$$ef139b3.getUserid