遇到问题-----maven项目右键运行或者run as运行main方法找不到类

maven项目右键运行或者run as运行main方法找不到类

报错信息如下:

java.lang.NoClassDefFoundError: com/reallyinfo/athena/core/impl/TaizhouLand
Caused by: java.lang.ClassNotFoundException: com.reallyinfo.athena.core.impl.TaizhouLand
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)