manuall upgrade error

An unhandled exception has been thrown:
Error: Class 'Nextcloud\LogNormalizer\Normalizer' not found in /var/www/html/cloud/lib/private/Log.php:89
Stack trace:
#0 /var/www/html/cloud/lib/private/Server.php(750): OC\Log->__construct(Object(OC\Log\File), Object(OC\SystemConfig), NULL, Object(OC\Support\CrashReport\Registry))
#1 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\Server->OC\{closure}(Object(OC\Server))
#2 /var/www/html/cloud/3rdparty/pimple/pimple/src/Pimple/Container.php(118): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(Pimple\Container))
#3 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet('OC\\Log')
#4 /var/www/html/cloud/lib/private/ServerContainer.php(137): OC\AppFramework\Utility\SimpleContainer->query('OC\\Log', false)
#5 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(56): OC\ServerContainer->query('OC\\Log')
#6 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(177): OC\AppFramework\Utility\SimpleContainer->get('OC\\Log')
#7 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(OC\Server))
#8 /var/www/html/cloud/3rdparty/pimple/pimple/src/Pimple/Container.php(114): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(Pimple\Container))
#9 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet('OCP\\ILogger')
#10 /var/www/html/cloud/lib/private/ServerContainer.php(137): OC\AppFramework\Utility\SimpleContainer->query('OCP\\ILogger', false)
#11 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(87): OC\ServerContainer->query('OCP\\ILogger', true)
#12 [internal function]: OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(ReflectionParameter))
#13 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(101): array_map(Object(Closure), Array)
#14 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(109): OC\AppFramework\Utility\SimpleContainer->buildClass(Object(ReflectionClass))
#15 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(126): OC\AppFramework\Utility\SimpleContainer->resolve('OC\\Log\\PsrLogge...')
#16 /var/www/html/cloud/lib/private/ServerContainer.php(162): OC\AppFramework\Utility\SimpleContainer->query('OC\\Log\\PsrLogge...', true)
#17 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(56): OC\ServerContainer->query('OC\\Log\\PsrLogge...')
#18 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(177): OC\AppFramework\Utility\SimpleContainer->get('OC\\Log\\PsrLogge...')
#19 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(OC\Server))
#20 /var/www/html/cloud/3rdparty/pimple/pimple/src/Pimple/Container.php(114): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(Pimple\Container))
#21 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet('Psr\\Log\\LoggerI...')
#22 /var/www/html/cloud/lib/private/ServerContainer.php(137): OC\AppFramework\Utility\SimpleContainer->query('Psr\\Log\\LoggerI...', false)
#23 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(87): OC\ServerContainer->query('Psr\\Log\\LoggerI...', true)
#24 [internal function]: OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(ReflectionParameter))
#25 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(101): array_map(Object(Closure), Array)
#26 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(109): OC\AppFramework\Utility\SimpleContainer->buildClass(Object(ReflectionClass))
#27 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(126): OC\AppFramework\Utility\SimpleContainer->resolve('OC\\EventDispatc...')
#28 /var/www/html/cloud/lib/private/ServerContainer.php(162): OC\AppFramework\Utility\SimpleContainer->query('OC\\EventDispatc...', true)
#29 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(87): OC\ServerContainer->query('OC\\EventDispatc...', true)
#30 [internal function]: OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility\{closure}(Object(ReflectionParameter))
#31 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(101): array_map(Object(Closure), Array)
#32 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(109): OC\AppFramework\Utility\SimpleContainer->buildClass(Object(ReflectionClass))
#33 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(126): OC\AppFramework\Utility\SimpleContainer->resolve('OC\\EventDispatc...')
#34 /var/www/html/cloud/lib/private/ServerContainer.php(162): OC\AppFramework\Utility\SimpleContainer->query('OC\\EventDispatc...', true)
#35 /var/www/html/cloud/lib/private/AppFramework/Utility/SimpleContainer.php(56): OC\ServerContainer->query('OC\\EventDispatc...')
#36 /var/www/html/cloud/lib/private/Server.php(1382): OC\AppFramework\Utility\SimpleContainer->get('OC\\EventDispatc...')
#37 /var/www/html/cloud/lib/private/Server.php(1348): OC\Server->connectDispatcher()
#38 /var/www/html/cloud/lib/base.php(587): OC\Server->__construct('', Object(OC\Config))
#39 /var/www/html/cloud/lib/base.php(1076): OC::init()
#40 /var/www/html/cloud/console.php(49): require_once('/var/www/html/c...')
#41 /var/www/html/cloud/occ(11): require_once('/var/www/html/c...')
#42 {main}