Way 1:
- Upload via "Media > Add new" = All PNGs fail
Way 2:
- Upload inside a eg. Portfolio = All PNGs fail
Way 3:
- Upload as PNG (with "PNG to JPG" turned of) and than via Media Lib "PNG to JPG" = works and works not
.. just testet 10 equal (copyed 10 times same file) files. 4 Failed, 6 are just fine.
I don't know why .. :/
My Setup:
- Wordpress 4.0.1
- EWWW 2.1 - Plugin Status: All Clear
- WPML Media 2.1.7
Greez WrYBiT