java.lang.IllegalStateException: Could not execute method for android:onClick

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You try to parse a String that contains non-numeric characters to an int. The string must contain decimal characters only, optionally beginning with a + or - sign.

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Can occur when you try to convert a String to a numeric value but the String is not well formatted for the conversion.

Solutions on the web

via GitHub by btusca
, 1 year ago
Could not execute method for android:onClick
via GitHub by hassaanjamil
, 2 months ago
Could not execute method for android:onClick
via GitHub by danilorosso
, 11 months ago
Could not execute method for android:onClick
via Stack Overflow by kps2501
, 1 year ago
Could not execute method for android:onClick
via Stack Overflow by Zahraa Fatma
, 1 year ago
Could not execute method for android:onClick
java.lang.IllegalStateException: Could not execute method for android:onClick
at java.lang.Integer.invalidInt(Integer.java:138)
at java.lang.Integer.parse(Integer.java:410)
at java.lang.Integer.parseInt(Integer.java:367)
at java.lang.Integer.parseInt(Integer.java:334)
at com.yogeeshivanee.knowyourpersonality.MainActivity.calculationMethod(MainActivity.java:74)
at android.view.View.performClick(View.java:5198)
at android.view.View$PerformClick.run(View.java:21147)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)

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