minidao demo 执行错误

hackbutter

运行环境： jdk 1.8 +tomcat 7 + mysql 5.7.17

点开 常用示例—— minidao列表 ，正常显示列表；点击 查询 ，也可正常显示，后台eclipse运行日志报错：

[2017-05-08 21:54:01] [ERROR] [org.jeecgframework.core.common.exception.GlobalExceptionResolver:86] 全局处理异常捕获:
org.hibernate.hql.internal.ast.QuerySyntaxException: JeecgListDemoEntity is not mapped [from JeecgListDemoEntity where 1!=1   or name like '%111%' ]
        at org.hibernate.hql.internal.ast.util.SessionFactoryHelper.requireClassPersister(SessionFactoryHelper.java:180)


（1）
输入“名称” 查询，报错，但是前台可正常显示查询结果：

org.springframework.jdbc.BadSqlGrammarException: PreparedStatementCallback; bad SQL grammar [select * from ( SELECT * FROM jeecg_demo WHERE 1=1 and name = ?) sel_tab00 limit -20,10]; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20,10' at line 1
        at org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.doTranslate(SQLErrorCodeSQLExceptionTranslator.java:231)


[2017-05-08 22:05:38] [ERROR] [org.jeecgframework.core.common.exception.GlobalExceptionResolver:86] 全局处理异常捕获:
org.hibernate.hql.internal.ast.QuerySyntaxException: JeecgListDemoEntity is not mapped [from JeecgListDemoEntity where 1!=1   or name like '%1212%' ]
        at org.hibernate.hql.internal.ast.util.SessionFactoryHelper.requireClassPersister(SessionFactoryHelper.java:180)

（2）
点击年龄，查询和运行正常

（3）选择“部门”下拉列表，查询 报错：
org.springframework.jdbc.BadSqlGrammarException: PreparedStatementCallback; bad SQL grammar [select * from ( SELECT * FROM jeecg_demo WHERE 1=1 and dep_id = ?) sel_tab00 limit -20,10]; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20,10' at line 1
        at org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.doTranslate(SQLErrorCodeSQLExceptionTranslator.java:231)
        at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:73)