And this is error from flarum log file:
Next Illuminate\Database\QueryException: SQLSTATE[42S01]: Base table or view already exists: 1050 Table 'mk_discussion_languages' already exists (SQL: create table
mk_discussion_languages(
idint unsigned not null auto_increment primary key,
codevarchar(255) not null) default character set utf8mb4 collate 'utf8mb4_unicode_ci' engine = InnoDB) in /home/xxx/xxx/vendor/illuminate/database/Connection.php:664
Stack trace:
#0 /home/xxx/xxx/vendor/illuminate/database/Connection.php(624): Illuminate\Database\Connection->runQueryCallback('create table
m...', Array, Object(Closure))
#1 /home/xxx/xxx/vendor/illuminate/database/Connection.php(459): Illuminate\Database\Connection->run('create table m...', Array, Object(Closure))
#2 /home/xxx/xxx/vendor/illuminate/database/Schema/Blueprint.php(97): Illuminate\Database\Connection->statement('create table
m...')
#3 /home/xxx/xxx/vendor/illuminate/database/Schema/Builder.php(264): Illuminate\Database\Schema\Blueprint->build(Object(Illuminate\Database\MySqlConnection), Object(Illuminate\Database\Schema\Grammars\MySqlGrammar))
#4 /home/xxx/xxx/vendor/illuminate/database/Schema/Builder.php(165): Illuminate\Database\Schema\Builder->build(Object(Illuminate\Database\Schema\Blueprint))
#5 /home/xxx/xxx/vendor/flarum/core/src/Database/Migration.php(32): Illuminate\Database\Schema\Builder->create('discussion_lang...', Object(Closure))
#6 [internal function]: Flarum\Database\Migration::Flarum\Database{closure}(Object(Illuminate\Database\Schema\MySqlBuilder))
#7 /home/xxx/xxx/vendor/flarum/core/src/Database/Migrator.php(197): call_user_func(Object(Closure), Object(Illuminate\Database\Schema\MySqlBuilder))
#8 /home/xxx/xxx/vendor/flarum/core/src/Database/Migrator.php(128): Flarum\Database\Migrator->runClosureMigration(Array)
#9 /home/xxx/xxx/vendor/flarum/core/src/Database/Migrator.php(111): Flarum\Database\Migrator->runUp('/home/xxx/...', '2020_04_10_0000...', Object(Flarum\Extension\Extension))
#10 /home/xxx/xxx/vendor/flarum/core/src/Database/Migrator.php(85): Flarum\Database\Migrator->runMigrationList('/home/xxx/...', Array, Object(Flarum\Extension\Extension))
#11 /home/xxx/xxx/vendor/flarum/core/src/Extension/Extension.php(352): Flarum\Database\Migrator->run('/home/xxx/...', Object(Flarum\Extension\Extension))
#12 /home/xxx/xxx/vendor/flarum/core/src/Extension/ExtensionManager.php(246): Flarum\Extension\Extension->migrate(Object(Flarum\Database\Migrator), 'up')
#13 /home/xxx/xxx/vendor/flarum/core/src/Extension/ExtensionManager.php(139): Flarum\Extension\ExtensionManager->migrate(Object(Flarum\Extension\Extension))
#14 /home/xxx/xxx/vendor/flarum/core/src/Api/Controller/UpdateExtensionController.php(48): Flarum\Extension\ExtensionManager->enable('fof-discussion-...')
#15 /home/xxx/xxx/vendor/flarum/core/src/Http/RouteHandlerFactory.php(38): Flarum\Api\Controller\UpdateExtensionController->handle(Object(Laminas\Diactoros\ServerRequest))
#16 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/DispatchRoute.php(65): Flarum\Http\RouteHandlerFactory->Flarum\Http{closure}(Object(Laminas\Diactoros\ServerRequest), Array)
#17 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\DispatchRoute->process(Object(Laminas\Diactoros\ServerRequest), Object(Closure))
#18 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/SetLocale.php(50): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#19 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\SetLocale->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#20 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/CheckCsrfToken.php(45): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#21 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\CheckCsrfToken->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#22 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/AuthenticateWithHeader.php(55): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#23 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\AuthenticateWithHeader->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#24 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/AuthenticateWithSession.php(32): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#25 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\AuthenticateWithSession->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#26 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/RememberFromCookie.php(51): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#27 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\RememberFromCookie->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#28 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/StartSession.php(61): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#29 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\StartSession->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#30 /home/xxx/xxx/vendor/flarum/core/src/Api/Middleware/FakeHttpMethods.php(29): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#31 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Api\Middleware\FakeHttpMethods->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#32 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/ParseJsonBody.php(28): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#33 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ParseJsonBody->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#34 /home/xxx/xxx/vendor/flarum/core/src/Http/Middleware/HandleErrors.php(57): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#35 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\HandleErrors->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#36 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(84): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#37 /home/xxx/xxx/vendor/middlewares/request-handler/src/RequestHandler.php(84): Laminas\Stratigility\MiddlewarePipe->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#38 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\RequestHandler->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#39 /home/xxx/xxx/vendor/middlewares/base-path-router/src/BasePathRouter.php(97): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#40 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\BasePathRouter->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#41 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Middleware/OriginalMessages.php(42): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#42 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Laminas\Stratigility\Middleware\OriginalMessages->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#43 /home/xxx/xxx/vendor/middlewares/base-path/src/BasePath.php(53): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#44 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\BasePath->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#45 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(84): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#46 /home/xxx/xxx/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(73): Laminas\Stratigility\MiddlewarePipe->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\EmptyPipelineHandler))
#47 /home/xxx/xxx/vendor/laminas/laminas-httphandlerrunner/src/RequestHandlerRunner.php(96): Laminas\Stratigility\MiddlewarePipe->handle(Object(Laminas\Diactoros\ServerRequest))
#48 /home/xxx/xxx/vendor/flarum/core/src/Http/Server.php(42): Laminas\HttpHandlerRunner\RequestHandlerRunner->run()
#49 /home/xxx/xxx.me/index.php(26): Flarum\Http\Server->listen()
#50 {main} `