Trying to get to the plugin admin page, here is the error:
`PHP Fatal error: Uncaught TypeError: Dotclear\Helper\Html\Html::escapeJS(): Argument #1 ($str) must be of type ?string, bool given, called in /site/dc/src/Core/Backend/Page.php on line 1454 and defined in /site/dc/src/Helper/Html/Html.php:96
Stack trace:
Trying to get to the plugin admin page, here is the error: `PHP Fatal error: Uncaught TypeError: Dotclear\Helper\Html\Html::escapeJS(): Argument #1 ($str) must be of type ?string, bool given, called in /site/dc/src/Core/Backend/Page.php on line 1454 and defined in /site/dc/src/Helper/Html/Html.php:96 Stack trace:
0 /site/dc/src/Core/Backend/Page.php(1454): Dotclear\Helper\Html\Html::escapeJS()
1 /site/site/plugins/eventHandler/tpl/list_events.tpl(9): Dotclear\Core\Backend\Page::jsVar()
2 /site/site/plugins/eventHandler/inc/index.events.php(432): include('/site/...')
3 /site/site/plugins/eventHandler/index.php(79): include('/site/...')
4 /site/dc/src/Process/Backend/Plugin.php(70): include('/site/...')
5 /site/dc/src/App.php(99): Dotclear\Process\Backend\Plugin::render()
6 /site/dc/src/App.php(75): Dotclear\App::process()
7 /site/dc/admin/index.php(16): Dotclear\App::bootstrap()
8 {main}
thrown in /site/dc/src/Helper/Html/Html.php on line 96`
And The plugin is not functional on 2.27.1, no event displayed on frontend.