Holidays will not display if you have no holidays in your business hours plugin. Other plugins its working for me. Are you sure you have did as said in the changelog.txt file.
As said in changelog file
Note: Existing buyers kindly please deactivate and delete the following plugins before making an update.
– storeup-posttypes
– storeup-shortcodes
– storeup-vcaddons
After that activate the storeup-core plugin.
Let me know if the problem still persist after that and make sure you updated the child theme as well.
Take a backup of your existing code and site before you make any changes and if you still have any doubts please use our Skype Support for easy and fast support.
