Spoiler inside spoiler

It is – but I just had an issue after a recent plugin update which I resolved, but I don’t actually understand how the fix is actually working.

see the following for code layout that works
https://www.ads-software.com/support/topic/nested-accordions/

in the left menu in admin
Shortcodes/Examples – scroll to Advanced examples / Nested shortcodes, shortcodes inside of attributes

Here’s the multilevel solution:
https://www.ads-software.com/support/topic/deeper-multi-level-accordion-and-spoilers/

Enjoy! ??