I have an app where users can upload files that get attached
to an email message. Whenever the file size exceeds 7Mb in my
testing, the mail fails, goes into the Undelivr directory and the
mail.log shows:"IOException while sending message." The
exception.log shows: "javax.mail.MessagingException: IOException
while sending message; nested exception is:
java.net.SocketException: Software caused connection abort: socket
The file was successfully uploaded and exists as specified on
the cfmailparam tag.
What mail server are you using. Are you the admin on that
mail server? It is possible that there is a max limit set on the
mail server to prevent people from sending ridiculously large email
attachments such as this.
When it says "software caused connection abort" it could be
the mail server refusing the attachment.
If the user can "upload" a file, then why arent you using the
CFFILE tag with the file upload processes?
Thanks for pointing me in the right direction. Using SMTP in
Windows 2003 Server. Property "Limit session size to (KB)" was set
to 10240. After unchecking this box, all large attachments going