Initial state, the first icon is missing

[MagicYeyu]

Why do I have this situation?

[MagicYeyu]

@Ashok-Varma can you help me?

[Ashok-Varma]

post the sample code and the icons here. i will have a look

[ymback]

Maybe you set active color to white. Set bnbActiveColor and bnbInactiveColor in xml.
你看看你设置的颜色吧，肯定是颜色没设置或者设置成白色了。
XML里用bnbActiveColor和bnbInactiveColor，试一下。