2016欧洲音乐颁奖典礼:cannot focus a disabied or invisible window是什么意思

cannot focus a disabled or invisbie windows cannot focus a disabled or invisible window cannot focus a disabied or invisible window是什么意思 cannot focus a disabled or invisible windows 是什么意思啊 cannot format a network driver Cannot get a connection, pool exhausted one finger cannot lift a small stone Cannot make a visible window modal ActionForward cannot be resolved to a type ActionMessages cannot be resolved to a type ActionMessages cannot be resolved to a type