ListActivity未顯示在屏幕上,只能看到空白的空白屏幕 [英]ListActivity not showing on screen, can only see a blank white screen
顯示啟動屏幕后,我的應用僅顯示空白頁面,而不顯示我的網頁 [英]after showing splash screen my app shows only blank white page not my webpage