Can't upload to game design contest

I fill out the form get everything correct then click upload and get error http 500
errorscreen
using Microsoft edge 41.16299.2480
file size is 5.5mb
windows 10
files are obj and jpg

Thanks for letting us know. We had a bit of site downtime towards the end of last week that may be the cause of this. Can you give this upload another try, and let me know if it’s working with you? Looking forward to seeing your entry!

nope still the same thing. I used google login could that be it???