Magento\Framework\Exception\LocalizedException: The XML in file "/app/releases/68/app/code/OpsWay/Erp/etc/events.xml" is invalid:
Element 'event': Duplicate key-sequence ['checkout_submit_all_after'] in unique identity-constraint 'uniqueEventName'.
Line: 7

Verify the XML and try again. in /app/releases/68/vendor/magento/framework/Config/Reader/Filesystem.php:156
Stack trace:
#0 /app/releases/68/vendor/magento/framework/Config/Reader/Filesystem.php(132): Magento\Framework\Config\Reader\Filesystem->_readFiles()
#1 /app/releases/68/generated/code/Magento/Framework/Event/Config/Reader/Proxy.php(95): Magento\Framework\Config\Reader\Filesystem->read()
#2 /app/releases/68/vendor/magento/framework/Config/Data/Scoped.php(119): Magento\Framework\Event\Config\Reader\Proxy->read()
#3 /app/releases/68/vendor/magento/framework/Config/Data/Scoped.php(97): Magento\Framework\Config\Data\Scoped->_loadScopedData()
#4 /app/releases/68/vendor/magento/framework/Event/Config.php(37): Magento\Framework\Config\Data\Scoped->get()
#5 /app/releases/68/vendor/magento/framework/Event/Manager.php(58): Magento\Framework\Event\Config->getObservers()
#6 /app/releases/68/generated/code/Magento/Framework/Event/Manager/Proxy.php(95): Magento\Framework\Event\Manager->dispatch()
#7 /app/releases/68/vendor/magento/framework/Model/ResourceModel/Db/Collection/AbstractCollection.php(541): Magento\Framework\Event\Manager\Proxy->dispatch()
#8 /app/releases/68/vendor/magento/framework/Data/Collection/AbstractDb.php(577): Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection->_beforeLoad()
#9 /app/releases/68/generated/code/Magento/Config/Model/ResourceModel/Config/Data/Collection/Interceptor.php(329): Magento\Framework\Data\Collection\AbstractDb->loadWithFilter()
#10 /app/releases/68/vendor/magento/framework/Data/Collection/AbstractDb.php(565): Magento\Config\Model\ResourceModel\Config\Data\Collection\Interceptor->loadWithFilter()
#11 /app/releases/68/generated/code/Magento/Config/Model/ResourceModel/Config/Data/Collection/Interceptor.php(320): Magento\Framework\Data\Collection\AbstractDb->load()
#12 /app/releases/68/vendor/magento/module-config/App/Config/Source/RuntimeConfigSource.php(89): Magento\Config\Model\ResourceModel\Config\Data\Collection\Interceptor->load()
#13 /app/releases/68/vendor/magento/module-config/App/Config/Source/RuntimeConfigSource.php(72): Magento\Config\App\Config\Source\RuntimeConfigSource->loadConfig()
#14 /app/releases/68/vendor/magento/framework/App/Config/ConfigSourceAggregated.php(42): Magento\Config\App\Config\Source\RuntimeConfigSource->get()
#15 /app/releases/68/vendor/magento/module-config/App/Config/Type/System/Reader.php(60): Magento\Framework\App\Config\ConfigSourceAggregated->get()
#16 /app/releases/68/generated/code/Magento/Config/App/Config/Type/System/Reader/Proxy.php(95): Magento\Config\App\Config\Type\System\Reader->read()
#17 /app/releases/68/vendor/magento/module-config/App/Config/Type/System.php(395): Magento\Config\App\Config\Type\System\Reader\Proxy->read()
#18 /app/releases/68/vendor/magento/framework/Cache/LockGuardedCacheLoader.php(136): Magento\Config\App\Config\Type\System->readData()
#19 /app/releases/68/vendor/magento/module-config/App/Config/Type/System.php(281): Magento\Framework\Cache\LockGuardedCacheLoader->lockedLoadData()
#20 /app/releases/68/vendor/magento/module-config/App/Config/Type/System.php(207): Magento\Config\App\Config\Type\System->loadDefaultScopeData()
#21 /app/releases/68/vendor/magento/module-config/App/Config/Type/System.php(181): Magento\Config\App\Config\Type\System->getWithParts()
#22 /app/releases/68/vendor/magento/framework/App/Config.php(132): Magento\Config\App\Config\Type\System->get()
#23 /app/releases/68/generated/code/Magento/Framework/App/Config/Interceptor.php(50): Magento\Framework\App\Config->get()
#24 /app/releases/68/vendor/magento/framework/App/Config.php(80): Magento\Framework\App\Config\Interceptor->get()
#25 /app/releases/68/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Config->getValue()
#26 /app/releases/68/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Config\Interceptor->___callParent()
#27 /app/releases/68/app/code/MageWorx/ShippingRules/Model/Plugin/AddMethods.php(67): Magento\Framework\App\Config\Interceptor->Magento\Framework\Interception\{closure}()
#28 /app/releases/68/vendor/magento/framework/Interception/Interceptor.php(135): MageWorx\ShippingRules\Model\Plugin\AddMethods->aroundGetValue()
#29 /app/releases/68/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Config\Interceptor->Magento\Framework\Interception\{closure}()
#30 /app/releases/68/generated/code/Magento/Framework/App/Config/Interceptor.php(23): Magento\Framework\App\Config\Interceptor->___callPlugins()
#31 /app/releases/68/vendor/magento/framework/App/Config.php(93): Magento\Framework\App\Config\Interceptor->getValue()
#32 /app/releases/68/generated/code/Magento/Framework/App/Config/Interceptor.php(32): Magento\Framework\App\Config->isSetFlag()
#33 /app/releases/68/vendor/magento/module-new-relic-reporting/Model/Config.php(94): Magento\Framework\App\Config\Interceptor->isSetFlag()
#34 /app/releases/68/vendor/magento/module-new-relic-reporting/Plugin/HttpPlugin.php(49): Magento\NewRelicReporting\Model\Config->isNewRelicEnabled()
#35 /app/releases/68/vendor/magento/framework/Interception/Interceptor.php(121): Magento\NewRelicReporting\Plugin\HttpPlugin->beforeCatchException()
#36 /app/releases/68/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}()
#37 /app/releases/68/generated/code/Magento/Framework/App/Http/Interceptor.php(32): Magento\Framework\App\Http\Interceptor->___callPlugins()
#38 /app/releases/68/vendor/magento/framework/App/Bootstrap.php(269): Magento\Framework\App\Http\Interceptor->catchException()
#39 /app/releases/68/pub/index.php(29): Magento\Framework\App\Bootstrap->run()
#40 {main}