When i go to customise on appearance the whole window freezes. I have checked the error log and get this
16-May-2022 10:01:01 UTC] PHP Warning: Use of undefined constant l – assumed ‘l’ (this will throw an Error in a future version of PHP) in /home/tju3ihv/public_html/wp-content/plugins/gp-premium/elements/class-hooks.php(215) : eval()’d code on line 121
If i deactivate the gp premium plugin the customizer works fine, Also i have deactivated the elements section and this lets the customizer work.
We have multiple hooks these include
Another thing to add is these have been changed in a while and we have another site with the same elements and it works fine.