                        课程
                    
                        /移动开发
                        
                            /Android
                        
                        /Android猜歌游戏是这样炼成的

项目空指针异常崩溃

Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.LinearLayout.addView(android.view.View, android.view.ViewGroup$LayoutParams)' on a null object reference

at com.imooc.guessmusic.ui.MainActivity.initCurrentStageData(MainActivity.java:183)

at com.imooc.guessmusic.ui.MainActivity.onCreate(MainActivity.java:151)