diff --git a/app/models/project.rb b/app/models/project.rb
index da58c96db..5503cbb76 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -763,12 +763,17 @@ class Project < ActiveRecord::Base
   end
 
   # Copies issues from +project+
-  # Note: issues assigned to a closed version won't be copied due to validation rules
   def copy_issues(project)
     # Stores the source issue id as a key and the copied issues as the
     # value.  Used to map the two togeather for issue relations.
     issues_map = {}
 
+    # Store status and reopen locked/closed versions
+    version_statuses = versions.reject(&:open?).map {|version| [version, version.status]}
+    version_statuses.each do |version, status|
+      version.update_attribute :status, 'open'
+    end
+
     # Get issues sorted by root_id, lft so that parent issues
     # get copied before their children
     project.issues.find(:all, :order => 'root_id, lft').each do |issue|
@@ -798,6 +803,11 @@ class Project < ActiveRecord::Base
       end
     end
 
+    # Restore locked/closed version statuses
+    version_statuses.each do |version, status|
+      version.update_attribute :status, status
+    end
+
     # Relations after in case issues related each other
     project.issues.each do |issue|
       new_issue = issues_map[issue.id]
diff --git a/test/unit/project_test.rb b/test/unit/project_test.rb
index fac2307ed..7910707b2 100644
--- a/test/unit/project_test.rb
+++ b/test/unit/project_test.rb
@@ -823,6 +823,27 @@ class ProjectTest < ActiveSupport::TestCase
       assert_equal "Closed", copied_issue.status.name
     end
 
+    should "copy issues assigned to a locked version" do
+      User.current = User.find(1)
+      assigned_version = Version.generate!(:name => "Assigned Issues")
+      @source_project.versions << assigned_version
+      Issue.generate_for_project!(@source_project,
+                                  :fixed_version_id => assigned_version.id,
+                                  :subject => "copy issues assigned to a locked version",
+                                  :tracker_id => 1,
+                                  :project_id => @source_project.id)
+      assigned_version.update_attribute :status, 'locked'
+
+      assert @project.copy(@source_project)
+      @project.reload
+      copied_issue = @project.issues.first(:conditions => {:subject => "copy issues assigned to a locked version"})
+
+      assert copied_issue
+      assert copied_issue.fixed_version
+      assert_equal "Assigned Issues", copied_issue.fixed_version.name # Same name
+      assert_equal 'locked', copied_issue.fixed_version.status
+    end
+
     should "change the new issues to use the copied version" do
       User.current = User.find(1)
       assigned_version = Version.generate!(:name => "Assigned Issues", :status => 'open')