error unzipping

Affiliation
American Association of Variable Star Observers (AAVSO)
Fri, 05/31/2013 - 14:20

Hi,

I just tried uploading a zip-file containing 50 images, zipped with ubuntu 10.12.
I found the error shown in the attached image.

What happend here? I used to do it and it always worked before.

greetings
Katy