debugger模式下，启动idea，总是报内存溢出异常，
Error creating bean with name 'sysRoleUserMapper' defined in URL [jar:file:/E:/java_erp_new/heaton/heaton-web/target/heaton-web-1.0-SNAPSHOT/WEB-INF/lib/heaton-system-1.0-SNAPSHOT.jar!/org/hc/heaton/system/member/dao/SysRoleUserMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory': : Error creating bean with name 'sqlSessionFactory' defined in file [E:\java_erp_new\heaton\heaton-web\target\heaton-web-1.0-SNAPSHOT\WEB-INF\classes\spring\spring-mybatis.xml]: Cannot resolve reference to bean 'dataSourceERP' while setting bean property 'dataSource'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSourceERP' defined in file [E:\java_erp_new\heaton\heaton-web\target\heaton-web-1.0-SNAPSHOT\WEB-INF\classes\spring\spring-mybatis.xml]: Instantiation of bean failed; nested exception is java.lang.StackOverflowError; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in file [E:\java_erp_new\heaton\heaton-web\target\heaton-web-1.0-SNAPSHOT\WEB-INF\classes\spring\spring-mybatis.xml]: Cannot resolve reference to bean 'dataSourceERP' while setting bean property 'dataSource'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSourceERP' defined in file [E:\java_erp_new\heaton\heaton-web\target\heaton-web-1.0-SNAPSHOT\WEB-INF\classes\spring\spring-mybatis.xml]: Instantiation of bean failed; nested exception is java.lang.StackOverflowError
原因是：代码中有陷入死循环的方法，可以检查代码中的方法是否有死循环或者 Mapper映射的大小写；如果实在难找，可以用排除法，一个类一个类的删掉来排查，虽然费劲，但是却有效