请教一个关于JdonFrameworkTest实例的问题

我是初学者,我在将JdonFrameworkTest导入eclipse的过程中显示如下错误信息
Errors during build.
Errors running builder "Integrated External Tool Builder" on project JdonFrameworkTest.
The builder launch configuration could not be found.
Errors running builder "Integrated External Tool Builder" on project JdonFrameworkTest.
The builder launch configuration could not be found.
请高手指点一下,该如何去做,谢谢!

重新设置一下项目的Ant builder路径。
在项目属性的 Build中,选择Ant_Build,选择当前项目的build.xml

谢谢您的指点,可是我试了一下,
步骤如下:
在项目属性中选Builders项,
在Builders中new,
得new-Builder(1),
配置类型选Ant Build ,
buildfile选build.xml,
BaseDirectory选JdonFrameworkTest,
问题还没有解决,显示错误为

Project JdonFrameworkTest is missing required Java project: 'JdonFramework'

不知道是上述步骤有问题还是其他地方的问题,希望您再指点一下,十分感谢!

选择Java Build path中Projects中,去掉JdonFramework