java.lang.RuntimeException

Unable to resume activity {com.blogspot.tipsberk.ultimatemap/com.blogspot.tipsberk.ultimatemap.SignupActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ProgressBar.setVisibility(int)' on a null object reference

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Solutions on the web45353

  • Unable to resume activity {com.blogspot.tipsberk.ultimatemap/com.blogspot.tipsberk.ultimatemap.SignupActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ProgressBar.setVisibility(int)' on a null object reference
  • via Stack Overflow by Bartłomiej Rasztabiga
    , 5 months ago
    Unable to resume activity {pl.rasztabiga.klasa1a/pl.rasztabiga.klasa1a.mainAct.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ProgressBar.setVisibility(int)' on a null object reference
  • via Stack Overflow by Jbb
    , 1 year ago
    Unable to start activity ComponentInfo{zaaa.trinki/zaaa.trinki.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ProgressBar.setVisibility(int)' on a null object reference
  • Stack trace

    • java.lang.RuntimeException: Unable to resume activity {com.blogspot.tipsberk.ultimatemap/com.blogspot.tipsberk.ultimatemap.SignupActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ProgressBar.setVisibility(int)' on a null object reference at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3239) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3270) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2613) at android.app.ActivityThread.access$800(ActivityThread.java:178) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1470) at android.os.Handler.dispatchMessage(Handler.java:111) at android.os.Looper.loop(Looper.java:194) at android.app.ActivityThread.main(ActivityThread.java:5637) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:959) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:754) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ProgressBar.setVisibility(int)' on a null object reference at com.blogspot.tipsberk.ultimatemap.SignupActivity.onResume(SignupActivity.java:101) at android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1267) at android.app.Activity.performResume(Activity.java:6178)

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