Index: migrate_from_trac.rake
===================================================================
--- migrate_from_trac.rake	(révision 2263)
+++ migrate_from_trac.rake	(copie de travail)
@@ -518,9 +518,11 @@
         	# Custom fields
         	ticket.customs.each do |custom|
         	  next if custom_field_map[custom.name].nil?
-              v = CustomValue.new :custom_field => custom_field_map[custom.name],
-                                  :value => custom.value
+              v = CustomValue.find(:first, :conditions => { :customized_type => 'Issue', :customized_id => i.id, :custom_field_id => custom_field_map[custom.name].id })
+              v ||= CustomValue.new  :custom_field => custom_field_map[custom.name],
+                                      :value => custom.value
               v.customized = i
+              v.value = custom.value
               next unless v.save
               migrated_custom_values += 1
         	end