Blank Screen when creating purchase order

In new version when I tried creating purchase order I got a blank Screen

screen shot 2015-08-16 at 7 04 26 pm

You may have a broken custom script?

I did a fresh install for production just now in my digital ocean server. Not even did anything yet but still same blank screen when tried to create a purchase order . @rmehta

Thanks

Works on https://demo.erpnext.com

I have updated bench today and now its working fine .

Thanks