same issue here- crash report email in Outlook fails-
Your message did not reach some or all of the intended recipients.
Subject: winamp error feedback
Sent: 6/15/2013 10:49 AM
The following recipient(s) cannot be reached:
'Nullsoft Bug Reporting' on 6/15/2013 10:49 AM
None of your e-mail accounts could send to this recipient.
Win7x64, 8GB RAM, Winamp Pro 5.666 b3516
Android: Winamp Pro 1.4.15