Hello
I have installed version 2 on my site with joomla 4.
with php 7.5 it works but if I switch to php8.0 it gives this error:

Attempted to call function "split" from the global namespace.
Symfony\Component\ErrorHandler\Error\UndefinedFunctionError:

at /home/piranawe/public_html/lagardeniadecori.com/modules/mod_sj_js_slider/core/helper_base.php:97
at BaseHelper::_truncate()
(/home/piranawe/public_html/lagardeniadecori.com/modules/mod_sj_js_slider/core/helper_base.php:82)
at BaseHelper::truncate()
(/home/piranawe/public_html/lagardeniadecori.com/modules/mod_sj_js_slider/core/helper.php:81)
at JsSlider::getList()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Cache/Controller/CallbackController.php:51)
at Joomla\CMS\Cache\Controller\CallbackController->get()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Helper/ModuleHelper.php:593)
at Joomla\CMS\Helper\ModuleHelper::moduleCache()
(/home/piranawe/public_html/lagardeniadecori.com/modules/mod_sj_js_slider/mod_sj_js_slider.php:28)
at include('/home/piranawe/public_html/lagardeniadecori.com/modules/mod_sj_js_slider/mod_sj_js_slider.php')
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Dispatcher/ModuleDispatcher.php:52)
at Joomla\CMS\Dispatcher\ModuleDispatcher::Joomla\CMS\Dispatcher\{closure}()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Dispatcher/ModuleDispatcher.php:55)
at Joomla\CMS\Dispatcher\ModuleDispatcher->dispatch()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Helper/ModuleHelper.php:281)
at Joomla\CMS\Helper\ModuleHelper::renderRawModule()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Helper/ModuleHelper.php:161)
at Joomla\CMS\Helper\ModuleHelper::renderModule()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Document/Renderer/Html/ModuleRenderer.php:99)
at Joomla\CMS\Document\Renderer\Html\ModuleRenderer->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/src/classes/Gantry/Framework/Platform.php:294)
at Gantry\Framework\Platform->displayModule()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/src/classes/Gantry/Framework/Platform.php:342)
at Gantry\Framework\Platform->displayModules()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:702)
at Twig\Template->getAttribute()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/49/4902bfefb9860cebb07714c9b8c373e524b1a0501f928beb7863efc28f1735a8.php:43)
at __TwigTemplate_7559b1a3ff9b9a57f571e92eb20539da2dcb74adef216059a9ccdabc17211656->block_particle()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:214)
at Twig\Template->displayBlock()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/3f/3fec7bcada9e30df3f2683a6c69df5cd6e36f8eb169ff6399bed0fa604043b96.php:73)
at __TwigTemplate_ecbc2419e547921db037a691b11788c2031030e5e31f28e4bdabc86868c2756e->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/49/4902bfefb9860cebb07714c9b8c373e524b1a0501f928beb7863efc28f1735a8.php:35)
at __TwigTemplate_7559b1a3ff9b9a57f571e92eb20539da2dcb74adef216059a9ccdabc17211656->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/6b/6bea59e36a6e531ec59e420025fd37dda0de452427c265203d2874a42388a2a8.php:53)
at __TwigTemplate_6003ab24ae80fc3a798eeec3e10cdef4107ebb11cae05f3c740d5db4c9cbb35e->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/8e/8e1b1f062c2c1346ed5b2ff6623f1358ba49d6faa1aa5f025185d87f6d71165d.php:75)
at __TwigTemplate_af828e27bb9731fdca1040e6baa0fa6e9371955576e01fa3e9df96b6b864b896->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/f4/f4687107f56cf5961c32cf969a4f0c88fb5602607bf61810f22e992bc44a4cd3.php:58)
at __TwigTemplate_87c947046995b31a3845724b1a4b63cc534f69b73cb781370e6d91066938d2ad->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/bb/bbd067e4c97aeceae927cf0f66f99bead6fe9fa36a48933136fa7aaf9434276d.php:71)
at __TwigTemplate_0cf634c27ad528c0cfa8d13802cddf904248eb1071679987fd2d398009014994->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/11/11703f6ead5fa339f2cba2926e9288254d851574f9b6501e7eb9728a351c7400.php:212)
at __TwigTemplate_3366ff40a79ffa91ff47bcb6e338d24b4c25fa4c9ff702cff238ae8e4b221d22->block_page_layout()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:214)
at Twig\Template->displayBlock()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/11/11703f6ead5fa339f2cba2926e9288254d851574f9b6501e7eb9728a351c7400.php:90)
at __TwigTemplate_3366ff40a79ffa91ff47bcb6e338d24b4c25fa4c9ff702cff238ae8e4b221d22->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/6d/6de4e826f80077bb2657d8b4d1f6e93ae383ebc5f2ce0151ffe024cf0d30e9d2.php:35)
at __TwigTemplate_41553573cad379f5b0af28f0276bcd2863e23d26432a44afd5487ebacf19ea49->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/cache/gantry5/g5_hydrogen/twig/28/281c1f5ab11fb2e0d915c1fe3fd2229bc4cc320f83b3bb076ffadf997b7f9769.php:36)
at __TwigTemplate_ff916249e7ce5f37bb5b622964667c7d4b4bd17e7dc1e23066ae0f87b677a40d->doDisplay()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:453)
at Twig\Template->displayWithErrorHandling()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:420)
at Twig\Template->display()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Template.php:432)
at Twig\Template->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/TemplateWrapper.php:47)
at Twig\TemplateWrapper->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/compat/vendor/twig/twig/src/Environment.php:384)
at Twig\Environment->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/gantry5/src/classes/Gantry/Component/Theme/AbstractTheme.php:176)
at Gantry\Component\Theme\AbstractTheme->render()
(/home/piranawe/public_html/lagardeniadecori.com/templates/g5_hydrogen/error.php:46)
at require('/home/piranawe/public_html/lagardeniadecori.com/templates/g5_hydrogen/error.php')
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Document/HtmlDocument.php:721)
at Joomla\CMS\Document\HtmlDocument->_loadTemplate()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Document/HtmlDocument.php:776)
at Joomla\CMS\Document\HtmlDocument->_fetchTemplate()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Document/HtmlDocument.php:612)
at Joomla\CMS\Document\HtmlDocument->parse()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Document/HtmlDocument.php:630)
at Joomla\CMS\Document\HtmlDocument->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Document/ErrorDocument.php:139)
at Joomla\CMS\Document\ErrorDocument->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Error/Renderer/HtmlRenderer.php:78)
at Joomla\CMS\Error\Renderer\HtmlRenderer->render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Exception/ExceptionHandler.php:126)
at Joomla\CMS\Exception\ExceptionHandler::render()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Exception/ExceptionHandler.php:72)
at Joomla\CMS\Exception\ExceptionHandler::handleException()
(/home/piranawe/public_html/lagardeniadecori.com/libraries/src/Application/CMSApplication.php:322)
at Joomla\CMS\Application\CMSApplication->execute()
(/home/piranawe/public_html/lagardeniadecori.com/includes/app.php:61)
at require_once('/home/piranawe/public_html/lagardeniadecori.com/includes/app.php')
(/home/piranawe/public_html/lagardeniadecori.com/index.php:32)

any suggestions?
Thank you
Paolo

Hello
please use version 2.1 of module, this version will support Php 8+