java.lang.NullPointerException

Attempt to invoke interface method 'void android.text.TextWatcher.beforeTextChanged(java.lang.CharSequence, int, int, int)' on a null object reference

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    • 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)

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