But...the validation through CAPTCHA is not active, you can leave the field blank and the message is sent the usual way...any suggestion to have the verification working? (Using v.1.3.8a)
starks -- Look at your edits to see if you have them all in place. I have it installed on 1.3.8a and working.

Has there been any fix for the "Enable This Picture" problem with the Ultimate SEO module?
Jeff_Mash -- Still looking into it... I've been able to recreate the problem, just have to trace it back to the cause.