ErrorException: [E_NOTICE] Trying to access array offset on value of type null src\addons\CMTV\QuestionThreads\Setup.php:28
Generated by: MesterPerfect Jun 17, 2020 at 5:35 AM
Stack trace
#0 src\addons\CMTV\QuestionThreads\Setup.php(28): XF::handlePhpError(8, '[E_NOTICE] Tryi...', 'E:\\xampp\\htdocs...', 28, Array)
#1 src\XF\AddOn\StepRunnerInstallTrait.php(60): CMTV\QuestionThreads\Setup->installStep1(Array)
#2 src\XF\AddOn\StepRunnerInstallTrait.php(27): CMTV\QuestionThreads\Setup->installStepRunner(1, Array)
#3 src\XF\Admin\Controller\AddOn.php(398): CMTV\QuestionThreads\Setup->install(Array)
#4 src\XF\Mvc\Dispatcher.php(350): XF\Admin\Controller\AddOn->actionInstall(Object(XF\Mvc\ParameterBag))
#5 src\XF\Mvc\Dispatcher.php(257): XF\Mvc\Dispatcher->dispatchClass('XF:AddOn', 'Install', Object(XF\Mvc\RouteMatch), Object(XF\Admin\Controller\AddOn), NULL)
#6 src\XF\Mvc\Dispatcher.php(113): XF\Mvc\Dispatcher->dispatchFromMatch(Object(XF\Mvc\RouteMatch), Object(XF\Admin\Controller\AddOn), NULL)
#7 src\XF\Mvc\Dispatcher.php(55): XF\Mvc\Dispatcher->dispatchLoop(Object(XF\Mvc\RouteMatch))
#8 src\XF\App.php(2190): XF\Mvc\Dispatcher->run()
#9 src\XF.php(391): XF\App->run()
#10 admin.php(13): XF::runApp('XF\\Admin\\App')