我一直在开发Pacman克隆，我正在使用以下类生成迷宫：它在netbeans上运行良好但是当我尝试将其导入到Android工作室以便我可以将它与LibGDX一起使用时它会给我一些错误他们在这里：S：
cellForRowAtIndexPath守则是：
FATAL EXCEPTION: GLThread 187
Process: com.fistbump.patman.android, PID: 2221
java.lang.NoClassDefFoundError: com.patman.mazegeneration.Maze2D$Node$2
at com.patman.mazegeneration.Maze2D$Node.getNeighbours(Maze2D.java:197)
at com.patman.mazegeneration.Maze2D$Node.linkRandomUnlinkedNeighbour(Maze2D.java:176)
at com.patman.mazegeneration.Maze2D$Maze.growMaze(Maze2D.java:125)
at com.patman.mazegeneration.Maze2D$Maze.<init>(Maze2D.java:95)
at com.patman.mazegeneration.Maze2D.<init>(Maze2D.java:33)
at com.fistbump.patman.MyGdxGame.create(MyGdxGame.java:25)
at com.badlogic.gdx.backends.android.AndroidGraphics.onSurfaceChanged(AndroidGraphics.java:243)
at android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1519)
at android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1240)
package com.patman.mazegeneration;
我尝试过清理和重建项目，但这并不好 非常感谢提前