upload to FaceBook not possible

Hi, can I get your support please?
Today Ive douwnloaded your great App, I would like to use this App.
- Save in my iPhone-Photo was possible!
- Sent by Email was possible!
- Upload to FaceBook "as new Cover" is not possible!!!
--> I have got everytime the comment that the "feed action request limit reached".
What can I do?
Cheers Henry, I use the iPhone 3GS
... I like to add a screen shoot but not possible!

Hans Hoetzinger about Timeline Cover Photo Maker Pro - Design and create your own custom Facebook profile page covers that reflects your personality!, v1.31