We have identified a general performance issue (slower than usual response times) with the API and are working hard to resolve it.
APIPDF Export Issue Fixed
We have deployed a fix for recently identified PDF Export issue.
21st November 2017
APIPDF Export Issue Patch
We have identified the problem and are testing the fix on our staging environment.
Since this issue only affects very few mailings, we will deploy the fix only tomorrow.
APIPDF Export Issue Identified
We have identified an issue with PDF export which affects very few mailings and are working to resolve it.