update

app/controllers/api/pm/issue_links_controller.rb

@@ -11,9 +11,8 @@ class Api::Pm::IssueLinksController <  Api::Pm::BaseController
   end
 
   def destroy
-    params ={"pm_project_id":"17", "issue_id":"4279", "id":3117}
     @links = PmLink.where(be_linkable_id: @issue.id, be_linkable_type: 'Issue', linkable_id: params[:id], linkable_type: 'Issue').or(PmLink.where(linkable_id: @issue.id, linkable_type: 'Issue', be_linkable_id: params[:id], be_linkable_type: 'Issue'))
-    @link =@links.last
+    @link = @links.last
     if @link.try(:destroy)
       render_ok
     else