Index: event-impl/impl/src/java/org/sakaiproject/event/impl/UsageSessionServiceAdaptor.java
===================================================================
--- event-impl/impl/src/java/org/sakaiproject/event/impl/UsageSessionServiceAdaptor.java	(.../vendor/sakai/sakai_2-4-x/current/event)	(revision 3675)
+++ event-impl/impl/src/java/org/sakaiproject/event/impl/UsageSessionServiceAdaptor.java	(.../branches/sakai-ufp_2-4-x/event)	(revision 3675)
@@ -1109,7 +1109,9 @@
 			fields[1] = session.getServer();
 			fields[2] = session.getUserId();
 			fields[3] = session.getIpAddress();
-			fields[4] = session.getUserAgent();
+			// UFP: start
+			fields[4] = session.getUserAgent().length() > 255? session.getUserAgent().substring(0, 255) : session.getUserAgent();
+			// UFP: end
 			fields[5] = session.getStart();
 			fields[6] = session.getEnd();