To ensure you are running the latest build of Toolbag 4 use the auto-update option in-app.
Enabling Auto-Update: run Toolbag, open your app preferences (Edit -> Preferences…), and make sure “Check for Updates” is enabled. If it is not, enable it and restart Toolbag. When an update is available a notification window will soon appear.
Toolbag’s release history can be viewed here.