diff -Naur trunk_6.3/app/models/issue.rb eads_ver/app/models/issue.rb
--- trunk_6.3/app/models/issue.rb	2007-12-18 19:17:40.000000000 +0100
+++ eads_ver/app/models/issue.rb	2008-02-29 17:28:48.000000000 +0100
@@ -117,7 +117,10 @@
     end
   end
   
-  def before_save  
+  def before_save
+  
+  self.due_date = self.fixed_version.effective_date unless self.fixed_version.nil?
+     
     if @current_journal
       # attributes changes
       (Issue.column_names - %w(id description)).each {|c|
@@ -143,8 +146,13 @@
   
   def after_save
     # Update start/due dates of following issues
-    relations_from.each(&:set_issue_to_dates)
-    
+    #relations_from.each(&:set_issue_to_dates)
+    
+    IssueRelation.find(:all, :conditions => { :issue_to_id => self.id }).collect do |i|
+                i.issue_from.due_date = self.due_date
+                i.issue_from.save
+    end
+        
     # Close duplicates if the issue was closed
     if @issue_before_change && !@issue_before_change.closed? && self.closed?
       duplicates.each do |duplicate|
diff -Naur trunk_6.3/app/models/version.rb eads_ver/app/models/version.rb
--- trunk_6.3/app/models/version.rb	2007-12-18 19:17:40.000000000 +0100
+++ eads_ver/app/models/version.rb	2008-02-29 16:47:43.000000000 +0100
@@ -15,7 +15,8 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
-class Version < ActiveRecord::Base
+class Version < ActiveRecord::Base
+
   before_destroy :check_integrity
   belongs_to :project
   has_many :fixed_issues, :class_name => 'Issue', :foreign_key => 'fixed_version_id'
@@ -25,6 +26,13 @@
   validates_uniqueness_of :name, :scope => [:project_id]
   validates_length_of :name, :maximum => 30
   validates_format_of :effective_date, :with => /^\d{4}-\d{2}-\d{2}$/, :message => :activerecord_error_not_a_date, :allow_nil => true
+  
+  def after_save
+    Issue.find(:all, :conditions => {:fixed_version_id => self.id }).collect do |i|
+        i.due_date = self.effective_date
+        i.save
+    end
+  end
   
   def start_date
     effective_date