1 files changed, 8 insertions, 0 deletions
diff --git a/app/models/namespace.rb b/app/models/namespace.rb
index 9c942a8f4e3..da19462f265 100644
--- a/app/models/namespace.rb
+++ b/app/models/namespace.rb
@@ -110,6 +110,10 @@ class Namespace < ActiveRecord::Base
     # Ensure old directory exists before moving it
     gitlab_shell.add_namespace(path_was)
 
+    if any_project_has_container_registry_tags?
+      raise Exception.new('Namespace cannot be moved, because at least one project has tags in container registry')
+    end
+
     if gitlab_shell.mv_namespace(path_was, path)
       Gitlab::UploadsTransfer.new.rename_namespace(path_was, path)
 
@@ -131,6 +135,10 @@ class Namespace < ActiveRecord::Base
     end
   end
 
+  def any_project_has_container_registry_tags?
+    projects.any?(&:has_container_registry_tags?)
+  end
+
   def send_update_instructions
     projects.each do |project|
       project.send_move_instructions("#{path_was}/#{project.path}")