JBidWatcher failed - didn't meet requirement

Subscribe to JBidWatcher failed - didn't meet requirement 1 post, 1 voice

 
Avatar (SF) M_Borghi 1 post

I got this error message:

You don’t meet some requirement the seller has set for the item. Check the item details for more information. (1)

Which requirements can prevent JBidWatcher from bidding? Is it possible to disable this?