DWCC 2015.1 Release, 7851 Build
Sorry probably bad form but I posted on this second thread with the same issue, since it seemed to go in a lot greater detail on the exact issue I'm having. I've not reinstalled eCart 5 for now, as I don't need it for the current project, but still having issues. See this thread:
http://www.webassist.com/forums/posts.php?id=32267