Index: /issm/trunk/src/m/classes/diagnostic.m
===================================================================
--- /issm/trunk/src/m/classes/diagnostic.m	(revision 10397)
+++ /issm/trunk/src/m/classes/diagnostic.m	(revision 10398)
@@ -113,14 +113,6 @@
 			if any(sum(isnan(md.diagnostic.referential),2)==0),
 				pos=find(sum(isnan(md.diagnostic.referential),2)==0);
-				if any(dot(md.diagnostic.referential(pos,1:3),md.diagnostic.referential(pos,4:6))),
-					dot(md.diagnostic.referential(pos,1:3),md.diagnostic.referential(pos,4:6))
-					checkmessage(['model ' md.miscellaneous.name ' has problem with rotated spc. Vectors in diagnostic.referential (colums 1 to 3 and 4 to 6) must be orthogonal']);
-				end
-			end
-			%CHECK THAT ROTATION IS IN THE (X,Y) PLANE FOR 2D MODELS
-			if md.mesh.dimension==2,
-				pos=find(sum(isnan(md.diagnostic.referential),2)==0  & md.flowequation.vertex_equation==2);
-				if any(md.diagnostic.referential(pos,3:5)~=0);
-					checkmessage(['model ' md.miscellaneous.name ' has problem with rotated spc. The rotation should be in the (x,y) plane for 2D diagnostic models (nodeonmacayeal)']);
+				if any(abs(dot(md.diagnostic.referential(pos,1:3)',md.diagnostic.referential(pos,4:6)'))>eps),
+					checkmessage(['model ' md.miscellaneous.name ' has problem with referential. Vectors in diagnostic.referential (colums 1 to 3 and 4 to 6) must be orthogonal']);
 				end
 			end