Index: /issm/trunk-jpl/src/m/classes/rifts.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/rifts.py	(revision 13714)
+++ /issm/trunk-jpl/src/m/classes/rifts.py	(revision 13715)
@@ -71,19 +71,21 @@
 
 		numpairs=0
-		for rift in self.riftstruct:
-			numpairs+=numpy.size(rift['penaltypairs'],axis=0)
+		if numrifts:
+			for rift in self.riftstruct:
+				numpairs+=numpy.size(rift['penaltypairs'],axis=0)
 
 		# 2 for nodes + 2 for elements+ 2 for  normals + 1 for length + 1 for fill + 1 for friction + 1 for fraction + 1 for fractionincrement + 1 for state.
 		data=numpy.zeros((numpairs,12))
-		count=0
-		for rift in self.riftstruct:
-			numpairsforthisrift=numpy.size(rift['penaltypairs'],0)
-			data[count:count+numpairsforthisrift,0:7]=rift['penaltypairs']
-			data[count:count+numpairsforthisrift,7]=rift['fill']
-			data[count:count+numpairsforthisrift,8]=rift['friction']
-			data[count:count+numpairsforthisrift,9]=rift['fraction']
-			data[count:count+numpairsforthisrift,10]=rift['fractionincrement']
-			data[count:count+numpairsforthisrift,11]=rift['state'].reshape(-1)
-			count+=numpairsforthisrift
+		if numrifts:
+			count=0
+			for rift in self.riftstruct:
+				numpairsforthisrift=numpy.size(rift['penaltypairs'],0)
+				data[count:count+numpairsforthisrift,0:7]=rift['penaltypairs']
+				data[count:count+numpairsforthisrift,7]=rift['fill']
+				data[count:count+numpairsforthisrift,8]=rift['friction']
+				data[count:count+numpairsforthisrift,9]=rift['fraction']
+				data[count:count+numpairsforthisrift,10]=rift['fractionincrement']
+				data[count:count+numpairsforthisrift,11]=rift['state'].reshape(-1)
+				count+=numpairsforthisrift
 
 		WriteData(fid,'data',numrifts,'enum',RiftsNumriftsEnum(),'format','Integer')