WindowLeaked

با سلام. من یک alertdialog ساختم ولی تو logcat این ارور رو میده.

 android.view.WindowLeaked: Activity aryan.mohammadamin.database.ActivityXO has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView{878206d V.E..... R....... 0,0-720,426} that was originally added here
                                                                              at android.view.ViewRootImpl.<init>(ViewRootImpl.java:363)
                                                                              at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:261)
                                                                              at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69)
                                                                              at android.app.Dialog.show(Dialog.java:298)
                                                                              at aryan.mohammadamin.database.ActivityXO.onCreate(ActivityXO.java:73)
                                                                              at android.app.Activity.performCreate(Activity.java:5933)
                                                                              at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
                                                                              at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
                                                                              at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
                                                                              at android.app.ActivityThread.access$800(ActivityThread.java:144)
                                                                              at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
                                                                              at android.os.Handler.dispatchMessage(Handler.java:102)
                                                                              at android.os.Looper.loop(Looper.java:135)
                                                                              at android.app.ActivityThread.main(ActivityThread.java:5221)
                                                                              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:899)
                                                                              at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)