jeecg代码生成器生成的代码无法使用在,后台管理界面调用datagrid时后台报错

Posted 2023-03-14

[org.jeecgframework.core.common.exception.MyExceptionHandler]java.lang.NullPointerException
at org.jeecgframework.core.common.dao.impl.GenericBaseCommonDao.getDataGridReturn(GenericBaseCommonDao.java:704)
at org.jeecgframework.core.common.service.impl.CommonServiceImpl.getDataGridReturn(CommonServiceImpl.java:246)
at com.buss.controller.ball.ZAdvertController.datagrid(ZAdvertController.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:436)
at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:424)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789)

参考技术A 　打开工具，点击如下图的连接SQL Server数据库服务器； 参考技术B 你没有配置/parse/resources/spring-mvc-hibernate.xml下的
<property name="packagesToScan">
<list>
<value>org.jeecgframework.web.system.pojo.*</value>
<value>org.jeecgframework.web.test.entity.*</value>
<value>org.jeecgframework.web.autoform.*</value>
<value>org.jeecgframework.web.cgform.entity.*</value>
<value>org.jeecgframework.web.cgreport.entity.*</value>
<value>org.jeecgframework.web.cgdynamgraph.entity.*</value>
<value>org.jeecgframework.web.graphreport.entity.*</value>
<value>org.jeecgframework.web.system.sms.*</value>
<value>com.jeecg.*</value>
<value>你自己的包路径</value>
</list>