java.lang.NullPointerException: Attempt to invoke virtual method 'int android.speech.tts.TextToSpeech.speak(java.lang.CharSequence, int, android.os.Bundle, java.lang.String)' on a null object reference

Stack Overflow | Arun K Babu | 6 months ago
  1. 0

    Android - TextToSpeech app Crashes with java.lang.NullPointerException; Null Object Reference

    Stack Overflow | 6 months ago | Arun K Babu
    java.lang.NullPointerException: Attempt to invoke virtual method 'int android.speech.tts.TextToSpeech.speak(java.lang.CharSequence, int, android.os.Bundle, java.lang.String)' on a null object reference
  2. 0
    Initialize the variable before calling a method on it.
  3. 0

    Text to speech in a fragment of ViewPager

    Stack Overflow | 5 months ago | mahziar
    java.lang.NullPointerException: Attempt to invoke virtual method 'int android.speech.tts.TextToSpeech.speak(java.lang.String, int, java.util.HashMap)' on a null object reference
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  5. 0
    Use 'dialog' to access views from custom_layout layout.
  6. 0

    Crash on some android devices

    GitHub | 3 weeks ago | Yichen525
    java.lang.NullPointerException: Attempt to invoke interface method 'android.os.Bundle com.android.vending.billing.IInAppBillingService.getSkuDetails(int, java.lang.String, java.lang.String, android.os.Bundle)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'int android.speech.tts.TextToSpeech.speak(java.lang.CharSequence, int, android.os.Bundle, java.lang.String)' on a null object reference

      at arunkbabu90.pronunciation.MainActivity$1.onClick()
    2. arunkbabu90.pronunciation
      MainActivity$1.onClick
      1. arunkbabu90.pronunciation.MainActivity$1.onClick(MainActivity.java:49)
      1 frame