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via Stack Overflow by Coelacanth
, 1 year ago
Attempt to invoke interface method 'void android.text.TextWatcher.beforeTextChanged(java.lang.CharSequence, int, int, int)' on a null object reference
via Stack Overflow by Sharanabasu Angadi
, 2 years ago
Attempt to invoke interface method 'void android.text.TextWatcher.beforeTextChanged(java.lang.CharSequence, int, int, int)' on a null object reference
java.lang.NullPointerException: Attempt to invoke interface method 'void android.text.TextWatcher.beforeTextChanged(java.lang.CharSequence, int, int, int)' on a null object reference	at android.widget.TextView.sendBeforeTextChanged(TextView.java:7941)	at android.widget.TextView.setText(TextView.java:4242)	at android.widget.TextView.setText(TextView.java:4199)	at android.widget.EditText.setText(EditText.java:84)	at android.widget.TextView.setText(TextView.java:4174)	at com.example.dvido.bela.InputGame$1$1.afterTextChanged(InputGame.java:89)	at android.widget.TextView.sendAfterTextChanged(TextView.java:8007)	at android.widget.TextView$ChangeWatcher.afterTextChanged(TextView.java:10168)	at android.text.SpannableStringBuilder.sendAfterTextChanged(SpannableStringBuilder.java:1043)	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:560)	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:492)	at android.text.SpannableStringBuilder.replace(SpannableStringBuilder.java:491)	at android.text.method.NumberKeyListener.onKeyDown(NumberKeyListener.java:121)	at android.widget.TextView.doKeyDown(TextView.java:6098)	at android.widget.TextView.onKeyDown(TextView.java:5911)	at android.view.KeyEvent.dispatch(KeyEvent.java:2640)	at android.view.View.dispatchKeyEvent(View.java:9234)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at android.view.ViewGroup.dispatchKeyEvent(ViewGroup.java:1640)	at com.android.internal.policy.PhoneWindow$DecorView.superDispatchKeyEvent(PhoneWindow.java:2395)	at com.android.internal.policy.PhoneWindow.superDispatchKeyEvent(PhoneWindow.java:1727)	at android.app.Activity.dispatchKeyEvent(Activity.java:2725)	at android.support.v7.app.AppCompatActivity.dispatchKeyEvent(AppCompatActivity.java:543)	at android.support.v7.view.WindowCallbackWrapper.dispatchKeyEvent(WindowCallbackWrapper.java:53)	at android.support.v7.app.AppCompatDelegateImplBase$AppCompatWindowCallbackBase.dispatchKeyEvent(AppCompatDelegateImplBase.java:312)	at com.android.internal.policy.PhoneWindow$DecorView.dispatchKeyEvent(PhoneWindow.java:2310)	at android.view.ViewRootImpl$ViewPostImeInputStage.processKeyEvent(ViewRootImpl.java:4127)	at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4089)	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3642)	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3695)	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3661)	at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:3787)	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3669)	at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:3844)	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3642)	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3695)	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3661)	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3669)	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3642)	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3695)	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3661)	at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:3820)	at android.view.ViewRootImpl$ImeInputStage.onFinishedInputEvent(ViewRootImpl.java:3981)	at android.view.inputmethod.InputMethodManager$PendingEvent.run(InputMethodManager.java:2253)	at android.view.inputmethod.InputMethodManager.invokeFinishedInputEventCallback(InputMethodManager.java:1874)