Joomla 4 compatibility error

-- HikaShop version -- : 4.4.4
-- HikaMarket version -- : 4.0.0
-- Joomla version -- : 4.0.5
-- PHP version -- : 8.1
-- Browser(s) name and version -- : Chrome 96.0.4664.110
-- Error-message(debug-mod must be tuned on) -- : select::optgroup not found.

When I try to create an menu hikamarket->Vendor listing I have the following error (select::optgroup not found.)

When I use the php 7.4 the error do not occur

Hello,

Thank you for your report.
We're working on a patch and we will make a new release of HikaMarket to fix the "optgroup" issue.

Regards,

Hello,

HikaMarket 4.1.0 has been published and contains the fixes for Joomla 4 + PHP8 optgroup issue.
www.hikashop.com/support/documentation/1...arket-changelog.html

Regards,