Index: /issm/trunk/src/m/classes/organizer.m
===================================================================
--- /issm/trunk/src/m/classes/organizer.m	(revision 7585)
+++ /issm/trunk/src/m/classes/organizer.m	(revision 7586)
@@ -93,4 +93,7 @@
 			 if ~ischar(string),                            error('Step provided should be a string'); end
 			 if ~strcmp(regexprep(string,'\s+',''),string), error('Step provided should not have any white space'); end
+			 if (org.num>0 & ismember({string},{org.steps.string})) 
+				 error(['Step ' string ' already present. Change name']); 
+			 end
 
 			 %Add step