Correct error message.

+mafe/ConstraintNode.m

@@ -39,7 +39,7 @@ classdef ConstraintNode < mafe.Constraint
                 dof = find( [self.node.dof] == cdof );
                 % check
                 if length(dof) ~= length(self.node)
-                    disp('ConstraintEdge:getDofSysIndices() --> Node missing requested dof!');
+                    disp('ConstraintNode:getDofSysIndices() --> Node missing requested dof!');
                 end
                 % get global dof indices
                 ndi = [ self.node.idx ];