Index: /issm/trunk/src/m/classes/public/ismodelselfconsistent.m
===================================================================
--- /issm/trunk/src/m/classes/public/ismodelselfconsistent.m	(revision 2366)
+++ /issm/trunk/src/m/classes/public/ismodelselfconsistent.m	(revision 2367)
@@ -214,4 +214,9 @@
 	end
 
+	%INITIAL VELOCITY
+	if length(md.vx)==md.numberofgrids & length(md.vy)==md.numberofgrids,
+		fields={'vx','vy'};
+		checknan(md,fields);
+	end
 end