Can't create main activity, java.lang.String.split(java.lang.String)' on a null object reference
Unsolved
Mobile and Embedded
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E Qt : Can't create main activity E Qt : java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String[] java.lang.String.split(java.lang.String)' on a null object reference E Qt : at org.qtproject.qt5.android.bindings.QtLoader.startApp(QtLoader.java:613) E Qt : at org.qtproject.qt5.android.bindings.QtActivityLoader.onCreate(QtActivityLoader.java:183) E Qt : at org.qtproject.qt5.android.bindings.QtActivity.onCreateHook(QtActivity.java:266) E Qt : at org.qtproject.qt5.android.bindings.QtActivity.onCreate(QtActivity.java:273) E Qt : at android.app.Activity.performCreate(Activity.java:6984) E Qt : at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1235) E Qt : at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2797) E Qt : at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2923) E Qt : at android.app.ActivityThread.-wrap11(Unknown Source:0) E Qt : at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1616) E Qt : at android.os.Handler.dispatchMessage(Handler.java:105) E Qt : at android.os.Looper.loop(Looper.java:164) E Qt : at android.app.ActivityThread.main(ActivityThread.java:6617) E Qt : at java.lang.reflect.Method.invoke(Native Method) E Qt : at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:240) E Qt : at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:769)
Here's the main:
int main(int argc, char *argv[]) { qDebug() << "gonna create application"; QApplication a(argc, argv); qDebug() << "gonna create main window"; MainWindow w; w.show(); return a.exec(); }
I dont even see those qDebug messages, which means the problem is probably before this.
Looks like some bug in the Qt itself
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@lucaszanella could you show your project file (.pro)?
In addition, do you have any Java code in your project? If so, could you also show that?`
Just in case, and to check that your Qt Creator/Android environment is setup OK, are you able to run any Android example? like Qt Notifier or Qt JNI Messenger?