java.lang.NullPointerException: This exception has no message.

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via Stack Overflow by Franco
, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at com.example.cedric.learnthecolors.MainActivity$1.onClick(MainActivity.java:31)
at android.view.View.performClick(View.java:4476)
at android.view.View$PerformClick.run(View.java:18795)
at android.os.Handler.handleCallback(Handler.java:730)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:177)
at android.app.ActivityThread.main(ActivityThread.java:5496)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:525)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1225)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1041)

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