Fatal error: Uncaught Error: Call to a member function query() on null in /home/wesam/public_html/system/library/liveopencart/lib/v0023/traits/installed.php:12 Stack trace: #0 /home/wesam/public_html/system/library/liveopencart/ext/liveprice.php(49): liveopencart\lib\v0023\extension->getExtensionInstalledStatus('liveprice', 'liveprice_insta...') #1 /home/wesam/public_html/system/library/liveopencart/ext/liveprice.php(32): liveopencart\ext\liveprice->installed() #2 [internal function]: liveopencart\ext\liveprice->init() #3 /home/wesam/public_html/system/library/liveopencart/lib/v0023/library.php(33): call_user_func_array(Array, Array) #4 /home/wesam/public_html/system/library/liveopencart/lib/v0023/library.php(39): liveopencart\lib\v0023\library::initInstance(Object(Registry), Array) #5 /home/wesam/public_html/system/storage/modification/system/engine/router.php(64): liveopencart\lib\v0023\library::getInstance(Object(Registry)) #6 /home/wesam/public_html/system/framework.php(168): Router->dispatch(Object(Action), Object(Action)) #7 /home/wesam/public_html/system/startup.php(104): require_once('/home/wesam/pub...') #8 /home/wesam/public_html/install/index.php(37): start('install') #9 {main} thrown in /home/wesam/public_html/system/library/liveopencart/lib/v0023/traits/installed.php on line 12