java.lang.IllegalStateException

Could not find a method backBtn(View) in the activity class com.extodigital.extochat.RegisterScreen for onClick handler on view class android.widget.Button with id 'button'

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  • Stack trace

    • java.lang.IllegalStateException: Could not find a method backBtn(View) in the activity class com.extodigital.extochat.RegisterScreen for onClick handler on view class android.widget.Button with id 'button' at android.view.View$1.onClick(View.java:3994) at android.view.View.performClick(View.java:4756) at android.view.View$PerformClick.run(View.java:19749) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5221) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694) Caused by: java.lang.NoSuchMethodException: backBtn [class android.view.View] at java.lang.Class.getMethod(Class.java:664) at java.lang.Class.getMethod(Class.java:643) at android.view.View$1.onClick(View.java:3987) ... 10 more

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