I have been using FreshStuff3 5.5 alpha 1 for a while now.
Sometime back I started getting this error.
As soon as I type !requests or do the same command from the menu in the Hub tab here is the error I get
scripts/freshstuff/components/requester.lua:181: table index is nil
Sandeep this has already been posted here
http://forum.ptokax.org/index.php?topic=8801.0