java.lang.NullPointerException: Attempt to invoke virtual method 'java.io.FileInputStream android.content.Context.openFileInput(java.lang.String)' on a null object reference

Stack Overflow | sigillum_conf | 1 month ago
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    java.lang.NullPointerException: Attempt to invoke virtual method 'java.io.FileInputStream android.content.Context.openFileInput(java.lang.String)' on a null object reference
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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'java.io.FileInputStream android.content.Context.openFileInput(java.lang.String)' on a null object reference

      at com.example.allwaystrack01.internalhtml_chat_demo.services.SystemWebService.fileReader()
    2. com.example.allwaystrack01
      SystemWebService$WebAppInterface.returnContent
      1. com.example.allwaystrack01.internalhtml_chat_demo.services.SystemWebService.fileReader(SystemWebService.java:115)
      2. com.example.allwaystrack01.internalhtml_chat_demo.services.SystemWebService$WebAppInterface.returnContent(SystemWebService.java:176)
      2 frames
    3. org.chromium.base
      SystemMessageHandler.handleMessage
      1. org.chromium.base.SystemMessageHandler.nativeDoRunLoopOnce(Native Method)
      2. org.chromium.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:39)
      2 frames
    4. Android Platform
      HandlerThread.run
      1. android.os.Handler.dispatchMessage(Handler.java:102)
      2. android.os.Looper.loop(Looper.java:154)
      3. android.os.HandlerThread.run(HandlerThread.java:61)
      3 frames