java.lang.NullPointerException

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  • Passing context inside a service
    via Stack Overflow by sigillum_conf
    ,
    • 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(SystemWebService.java:115) at com.example.allwaystrack01.internalhtml_chat_demo.services.SystemWebService$WebAppInterface.returnContent(SystemWebService.java:176) at org.chromium.base.SystemMessageHandler.nativeDoRunLoopOnce(Native Method) at org.chromium.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:39) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.os.HandlerThread.run(HandlerThread.java:61)
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