[bug] prevent VersionCheckWorker from polluting the sidekiq stack in development

CHANGELOG.md

@@ -3,6 +3,7 @@
 - Fix a bug: the subscription page is not available
 - Fix a bug: users promoted to the administrator role are not in the admin group
 - Fix a bug: menu separators are not visible
+- Fix a bug: prevent VersionCheckWorker from polluting the sidekiq stack in development
 - [TODO DEPLOY] `rails fablab:maintenance:rebuild_stylesheet`
 
 ## v4.4.0 2020 May 12

app/workers/version_check_worker.rb

@@ -6,7 +6,15 @@ class VersionCheckWorker
 
   def perform
     require 'fab_hub'
-    res = FabHub.fab_manager_version_check
+    begin
+      res = FabHub.fab_manager_version_check
+    rescue Errno::ECONNREFUSED => e
+      if Rails.env.development?
+        puts "Unable to check the version, maybe FabHub is not running: #{e}"
+        return
+      end
+    end
+
 
     setting_ver = Setting.find_or_initialize_by(name: 'hub_last_version')
     value = {