I deactivated/deleted NextGen Gallery from my site.
A Technician told me it might be Jquery-related:
You might download the installation files for the plugin and unzip them on the computer and look for stylesheets and jquery or js files in those files and see if there are newer or older versions of jquery specifically as that is the most likely change.
below is the code I have in my footer, both past and present:
Wondering if my issue is Jquery-related?