Ionic use sidemenu view is weird,show black block with during animation. official demo also

[JonasZhang]

Thanks for watching this issue.
I am use Google translate this.

my app use ionic sidemenu view. click list item in view,a few times click show black block with during animation. is weird.
I download official demo also show black block.

this Screenshot：

use simulator or real drives all so happened
Who knows why, thanks again

[motiurion]

You can check this: http://codepen.io/andrewmcgivery/pen/tqymb

[JonasZhang]

List of Tabs View also has this issue