Thank you for the help.I found out the issue.Explanation:I was creating an email delivery using some fragments and i was getting error in the preview,creating thumbnail and publishing.When any email delivery is created using fragments/templates the ID of the fragment/templates is used in the html of...

HI I have created an email template with header and footer in campaign standard. When i use template and create an email delivery, i am getting pop up message in orange box- 'there is an error while creating preview'. After saving no thumbnail s displayed on the dashboard.