Could not execute method for android:onClick

[SuperBeagleDog]

E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.alibaba.android.arouter.demo, PID: 6231
java.lang.IllegalStateException: Could not execute method for android:onClick
at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:390)
at android.view.View.performClick(View.java:7316)
at android.view.View.performClickInternal(View.java:7290)
at android.view.View.access$3600(View.java:838)
at android.view.View$PerformClick.run(View.java:28262)
at android.os.Handler.handleCallback(Handler.java:900)
at android.os.Handler.dispatchMessage(Handler.java:103)
at android.os.Looper.loop(Looper.java:219)
at android.app.ActivityThread.main(ActivityThread.java:8668)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:513)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1109)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Method.invoke(Native Method)
at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:385)
at android.view.View.performClick(View.java:7316) 
at android.view.View.performClickInternal(View.java:7290) 
at android.view.View.access$3600(View.java:838) 
at android.view.View$PerformClick.run(View.java:28262) 
at android.os.Handler.handleCallback(Handler.java:900) 
at android.os.Handler.dispatchMessage(Handler.java:103) 
at android.os.Looper.loop(Looper.java:219) 
at android.app.ActivityThread.main(ActivityThread.java:8668) 
at java.lang.reflect.Method.invoke(Native Method) 
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:513) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1109) 
Caused by: com.alibaba.android.arouter.exception.InitException: ARouter::Init::Invoke init(context) first!
at com.alibaba.android.arouter.launcher.ARouter.getInstance(ARouter.java:59)
at com.alibaba.android.arouter.demo.MainActivity.onClick(MainActivity.java:73)
at java.lang.reflect.Method.invoke(Native Method) 
at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:385) 
at android.view.View.performClick(View.java:7316) 
at android.view.View.performClickInternal(View.java:7290) 
at android.view.View.access$3600(View.java:838) 
at android.view.View$PerformClick.run(View.java:28262) 
at android.os.Handler.handleCallback(Handler.java:900) 
at android.os.Handler.dispatchMessage(Handler.java:103) 
at android.os.Looper.loop(Looper.java:219) 
at android.app.ActivityThread.main(ActivityThread.java:8668) 
at java.lang.reflect.Method.invoke(Native Method) 
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:513) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1109) 
I/Process: Sending signal. PID: 6231 SIG: 9