CAWEBVWR stopped functioning and had to be restarted.
Release : 14.0
Web Viewer
DVWEB
Log shows SEVERE: Servlet.service() for servlet [web-viewer] in context with path [/web-viewer] threw exception [Async processing failed; nested exception is java.lang.OutOfMemoryError: Java heap space] with root cause java.lang.OutOfMemoryError: Java heap space