Hi,
As happened previously a year ago, nine months ago and eight months ago, I still see the problem reported in these posts today:
https://www.joomshaper.com/forum/question/11666
https://www.joomshaper.com/forum/question/14459
https://www.joomshaper.com/forum/question/14824
I am sending you two plugin files, one working helixultimate_good.php and the last one which has been updated with the error reported several times and which continues to be present as an update helixultimate_bad.php:
https://networks.it/images/misc/helixultimate.zip
I ask you to definitively resolve this problem.
Thank you