Cannot leave feedback in Domains :(

Hi

I've been purchasing some domains in the "Domans" forum: http://forums.digitalpoint.com/forumdisplay.php?f=59

I would like to leave iTrader feedback for people. The have been very kind to a newbie and I would like to show that.

However when I try to leave iTrader feedback I get this message: http://screencast.com/t/tqdlqJI2

I've searched through and cannot work out what I'm doing wrong.

I'm sure it's something obvious but I'm not seeing it.

Please can someone help.

Thanks in advance,

Richard

Oh, I just noticed I can't post on this forum because I get the same message.