کی میدونه دلیل این چی میتونه باشه ؟

سلام من پروژه چت رو اجرا میکنم بجای اینکه بیاد بالا میره پشت یا پست زمینه برنامه ها قرار میگیره و بالا نمیاد دکمه Home را هم میزنم توی لیست برنامه ها هست ولی بالا نمیاد یعنی روی صفحه قرار بگیره برای استفاده

این هم وارنینگ لوگ

 10-24 16:52:36.292: I/AndroidRuntime(10880): VM exiting with result code 0, cleanup skipped.
10-24 16:52:36.300: I/ActivityManager(508): Process com.exam.wifichat (pid 10880) has died.
10-24 16:52:36.300: W/ActivityManager(508): Force removing ActivityRecord{529b5898 u0 com.exam.wifichat/com.uncocoder.app.wifi_chat.WifiChatActivity t53}: app died, no saved state
10-24 16:52:36.316: I/WindowState(508): WIN DEATH: Window{52a69988 u0 com.exam.wifichat/com.uncocoder.app.wifi_chat.WifiChatActivity}
10-24 16:52:36.356: W/EGL_genymotion(1684): eglSurfaceAttrib not implemented
10-24 16:52:36.404: D/MobileDataStateTracker(508): default: setPolicyDataEnable(enabled=true)
10-24 16:52:36.496: D/MobileDataStateTracker(508): default: setPolicyDataEnable(enabled=true)
10-24 16:52:36.516: W/WindowManager(508): Rebuild removed 2 windows but added 1
10-24 16:52:36.516: W/WindowManager(508): java.lang.RuntimeException: here
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.rebuildAppWindowListLocked(WindowManagerService.java:8027)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.rebuildAppWindowListLocked(WindowManagerService.java:7963)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.handleAnimatingStoppedAndTransitionLocked(WindowManagerService.java:8707)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.performLayoutAndPlaceSurfacesLockedInner(WindowManagerService.java:9221)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.performLayoutAndPlaceSurfacesLockedLoop(WindowManagerService.java:8179)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.performLayoutAndPlaceSurfacesLocked(WindowManagerService.java:8121)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService.access$300(WindowManagerService.java:157)
10-24 16:52:36.516: W/WindowManager(508): 	at com.android.server.wm.WindowManagerService$H.handleMessage(WindowManagerService.java:7155)
10-24 16:52:36.516: W/WindowManager(508): 	at android.os.Handler.dispatchMessage(Handler.java:102)
10-24 16:52:36.516: W/WindowManager(508): 	at android.os.Looper.loop(Looper.java:136)
10-24 16:52:36.516: W/WindowManager(508): 	at android.os.HandlerThread.run(HandlerThread.java:61)
10-24 16:52:36.516: W/WindowManager(508): This window was lost: Window{52a2863c u0 Starting com.exam.wifichat}
10-24 16:52:36.516: W/WindowManager(508): mDisplayId=0 mSession=Session{529873cc 508:1000} mClient=android.view.ViewRootImpl$W@52a11018
10-24 16:52:36.516: W/WindowManager(508): mOwnerUid=1000 mShowToOwnerOnly=false package=com.exam.wifichat appop=NONE
10-24 16:52:36.516: W/WindowManager(508): mAttrs=WM.LayoutParams{(0,0)(fillxfill) sim=#20 ty=3 fl=#40030118 pfl=0x19 wanim=0x1030001}
10-24 16:52:36.516: W/WindowManager(508): Requested w=800 h=1280 mLayoutSeq=1119
10-24 16:52:36.516: W/WindowManager(508): mBaseLayer=21000 mSubLayer=0 mAnimLayer=21005+0=21005 mLastLayer=21005
10-24 16:52:36.516: W/WindowManager(508): mToken=AppWindowToken{52b05e30 token=Token{52bf6fd4 ActivityRecord{529b5898 u0 com.exam.wifichat/com.uncocoder.app.wifi_chat.WifiChatActivity t53}}}
10-24 16:52:36.516: W/WindowManager(508): mRootToken=AppWindowToken{52b05e30 token=Token{52bf6fd4 ActivityRecord{529b5898 u0 com.exam.wifichat/com.uncocoder.app.wifi_chat.WifiChatActivity t53}}}
10-24 16:52:36.516: W/WindowManager(508): mAppToken=AppWindowToken{52b05e30 token=Token{52bf6fd4 ActivityRecord{529b5898 u0 com.exam.wifichat/com.uncocoder.app.wifi_chat.WifiChatActivity t53}}}
10-24 16:52:36.516: W/WindowManager(508): mViewVisibility=0x0 mHaveFrame=true mObscured=false
10-24 16:52:36.516: W/WindowManager(508): mSeq=0 mSystemUiVisibility=0x0
10-24 16:52:36.516: W/WindowManager(508): mGivenContentInsets=[0,0][0,0] mGivenVisibleInsets=[0,0][0,0]
10-24 16:52:36.516: W/WindowManager(508): mConfiguration={1.0 310mcc260mnc en_US ldltr sw400dp w400dp h615dp 320dpi nrml port finger -keyb/v/h dpad/v s.6}
10-24 16:52:36.516: W/WindowManager(508): mHasSurface=true mShownFrame=[0.0,0.0][800.0,1280.0] isReadyForDisplay()=false
10-24 16:52:36.516: W/WindowManager(508): mFrame=[0,0][800,1280] last=[0,0][800,1280]
10-24 16:52:36.516: W/WindowManager(508): mSystemDecorRect=[0,50][800,1280] last=[0,50][800,1280]
10-24 16:52:36.516: W/WindowManager(508): Frames: containing=[0,0][800,1280] parent=[0,0][800,1280]
10-24 16:52:36.516: W/WindowManager(508):     display=[0,0][800,1280] overscan=[0,0][800,1280]
10-24 16:52:36.516: W/WindowManager(508):     content=[0,50][800,1280] visible=[0,50][800,1280]
10-24 16:52:36.516: W/WindowManager(508):     decor=[0,50][800,1280]
10-24 16:52:36.516: W/WindowManager(508): Cur insets: overscan=[0,0][0,0] content=[0,50][0,0] visible=[0,50][0,0]
10-24 16:52:36.516: W/WindowManager(508): Lst insets: overscan=[0,0][0,0] content=[0,50][0,0] visible=[0,50][0,0]
10-24 16:52:36.516: W/WindowManager(508): WindowStateAnimator{52c1d640 Starting com.exam.wifichat}:
10-24 16:52:36.516: W/WindowManager(508):   mSurface=Surface(name=Starting com.exam.wifichat)
10-24 16:52:36.516: W/WindowManager(508):   mDrawState=READY_TO_SHOW mLastHidden=true
10-24 16:52:36.516: W/WindowManager(508):   Surface: shown=false layer=21005 alpha=0.0 rect=(0.0,0.0) 800.0 x 1280.0
10-24 16:52:36.516: W/WindowManager(508):   mShownAlpha=0.0 mAlpha=1.0 mLastAlpha=0.0
10-24 16:52:36.516: W/WindowManager(508):   mGlobalScale=1.0 mDsDx=1.0 mDtDx=0.0 mDsDy=0.0 mDtDy=1.0
10-24 16:52:36.516: W/WindowManager(508): Current app token list:
10-24 16:52:36.516: V/WindowManager(508):   Display 0
10-24 16:52:36.516: V/WindowManager(508):   #0: Token{52a8e61c ActivityRecord{52991138 u0 com.android.launcher/com.android.launcher2.Launcher t6}}
10-24 16:52:36.516: W/WindowManager(508): Final window list:
10-24 16:52:36.516: V/WindowManager(508):   #0: Window{529d8a98 u0 StatusBar}
10-24 16:52:36.516: V/WindowManager(508):   #1: Window{52987d28 u0 KeyguardScrim}
10-24 16:52:36.516: V/WindowManager(508):   #2: Window{52b18570 u0 InputMethod}
10-24 16:52:36.516: V/WindowManager(508):   #3: Window{529dc7d0 u0 com.android.launcher/com.android.launcher2.Launcher}
10-24 16:52:36.516: V/WindowManager(508):   #4: Window{529fc218 u0 com.android.systemui.ImageWallpaper}
10-24 16:52:36.516: W/InputMethodManagerService(508): Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@529e19c0 attribute=null, token = android.os.BinderProxy@529d26b8