libpng warning: iCCP: known incorrect sRGB profile

cocos2d-x C++
#1

auto p1 = Sprite::create(“Image/testImage/player1.png”);
p1 > setAnchorPoint);
p1> setPosition(Point(600,870));
p1 > setScale;
this> addChild(p1);

I add the Sprite. But make a mistake。who can tell me why?

there is error message:

libpng warning: iCCP: known incorrect sRGB profile
libpng error: IDAT: invalid window size
cocos2d: Fails: init fps_images
libpng warning: iCCP: known incorrect sRGB profile
libpng error: IDAT: invalid window size