java.lang.IllegalStateException: Could not find a method btnscan(View) in the activity class com.example.wifimanager.MainActivity for onClick handler on view class android.widget.Button with id 'btn_scan'

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via com.tr by Unknown author, 1 year ago
Could not find a method btnscan(View) in the activity class com.example.wifimanager.MainActivity for onClick handler on view class android.widget.Button with id 'btn_scan'
via Stack Overflow by user3353660
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Could not find a method onCLick(View) in the activity class com.example.telefon.MainActivity for onClick handler on view class android.widget.Button with id 'btn_dialog'
java.lang.NoSuchMethodException: btnscan [class android.view.View]
at java.lang.Class.getConstructorOrMethod(Class.java:472)
at java.lang.Class.getMethod(Class.java:857)
at android.view.View$1.onClick(View.java:3949)
at android.view.View.performClick(View.java:4630)
at android.view.View$PerformClick.run(View.java:19339)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:157)
at android.app.ActivityThread.main(ActivityThread.java:5335)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1265)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1081)

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