After installation, I'm getting error saying
"An error occurred while trying to load this page."
Here is the log file content.
[2020-03-30 13:22:00] production.ERROR: Symfony\Component\Filesystem\Exception\IOException: Cannot rename "/var/www/forum/storage/locale/ca
talogue.en.52lf549.phpJJP6ER" to "/var/www/forum/storage/locale/catalogue.en.52lf549.php". in /var/www/forum/vendor/symfony/filesystem/File
system.php:290
Stack trace:
#0 /var/www/forum/vendor/symfony/filesystem/Filesystem.php(696): Symfony\Component\Filesystem\Filesystem->rename('/var/www/forum/...', '/va
r/www/forum/...', true)
#1 /var/www/forum/vendor/symfony/config/ResourceCheckerConfigCache.php(124): Symfony\Component\Filesystem\Filesystem->dumpFile('/var/www/fo
rum/...', '<?php\n\nuse Symf...')
#2 /var/www/forum/vendor/symfony/translation/Translator.php(334): Symfony\Component\Config\ResourceCheckerConfigCache->write('<?php\n\nuse
Symf...', Array)
#3 /var/www/forum/vendor/symfony/translation/Translator.php(299): Symfony\Component\Translation\Translator->dumpCatalogue('en', Object(Symf
ony\Component\Config\ConfigCache))
#4 /var/www/forum/vendor/symfony/config/ConfigCacheFactory.php(46): Symfony\Component\Translation\Translator->Symfony\Component\Translation
\{closure}(Object(Symfony\Component\Config\ConfigCache))
#5 /var/www/forum/vendor/symfony/translation/Translator.php(300): Symfony\Component\Config\ConfigCacheFactory->cache('/var/www/forum/...',
Object(Closure))
#6 /var/www/forum/vendor/symfony/translation/Translator.php(265): Symfony\Component\Translation\Translator->initializeCacheCatalogue('en')
#7 /var/www/forum/vendor/symfony/translation/Translator.php(241): Symfony\Component\Translation\Translator->loadCatalogue('en')
#8 /var/www/forum/vendor/flarum/core/src/Locale/Translator.php(33): Symfony\Component\Translation\Translator->getCatalogue('en')
#9 /var/www/forum/vendor/symfony/translation/Translator.php(198): Flarum\Locale\Translator->getCatalogue('en')
#10 /var/www/forum/vendor/flarum/core/src/Api/Serializer/GroupSerializer.php(64): Symfony\Component\Translation\Translator->trans('core.gro
up.admi...')
#11 /var/www/forum/vendor/flarum/core/src/Api/Serializer/GroupSerializer.php(51): Flarum\Api\Serializer\GroupSerializer->translateGroupName
('Admin')
#12 /var/www/forum/vendor/flarum/core/src/Api/Serializer/AbstractSerializer.php(84): Flarum\Api\Serializer\GroupSerializer->getDefaultAttri
butes(Object(Flarum\Group\Group))
#13 /var/www/forum/vendor/tobscure/json-api/src/Resource.php(169): Flarum\Api\Serializer\AbstractSerializer->getAttributes(Object(Flarum\Gr
oup\Group), NULL)
#14 /var/www/forum/vendor/tobscure/json-api/src/Resource.php(75): Tobscure\JsonApi\Resource->getAttributes()
#15 /var/www/forum/vendor/tobscure/json-api/src/Document.php(187): Tobscure\JsonApi\Resource->toArray()
#16 [internal function]: Tobscure\JsonApi\Document->Tobscure\JsonApi\{closure}(Object(Tobscure\JsonApi\Resource))
#17 /var/www/forum/vendor/tobscure/json-api/src/Document.php(188): array_map(Object(Closure), Array)
#18 /var/www/forum/vendor/tobscure/json-api/src/Document.php(224): Tobscure\JsonApi\Document->toArray()
#19 /var/www/forum/vendor/flarum/core/src/Api/JsonApiResponse.php(27): Tobscure\JsonApi\Document->jsonSerialize()
#20 /var/www/forum/vendor/flarum/core/src/Api/Controller/AbstractSerializeController.php(111): Flarum\Api\JsonApiResponse->__construct(Obje
ct(Tobscure\JsonApi\Document))
#21 /var/www/forum/vendor/flarum/core/src/Api/Client.php(72): Flarum\Api\Controller\AbstractSerializeController->handle(Object(Laminas\Diac
toros\ServerRequest))
#22 /var/www/forum/vendor/flarum/core/src/Frontend/Frontend.php(72): Flarum\Api\Client->send(Object(Flarum\Api\Controller\ShowForumControll
er), Object(Flarum\User\User))
#23 /var/www/forum/vendor/flarum/core/src/Frontend/Frontend.php(51): Flarum\Frontend\Frontend->getForumDocument(Object(Laminas\Diactoros\Se
rverRequest))
#24 /var/www/forum/vendor/flarum/core/src/Frontend/Controller.php(32): Flarum\Frontend\Frontend->document(Object(Laminas\Diactoros\ServerRe
quest))
#25 /var/www/forum/vendor/flarum/core/src/Http/RouteHandlerFactory.php(38): Flarum\Frontend\Controller->handle(Object(Laminas\Diactoros\Ser
verRequest))
#26 /var/www/forum/vendor/flarum/core/src/Http/Middleware/DispatchRoute.php(65): Flarum\Http\RouteHandlerFactory->Flarum\Http\{closure}(Obj
ect(Laminas\Diactoros\ServerRequest), Array)
#27 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\DispatchRoute->process(Object(Laminas\Diact
oros\ServerRequest), Object(Closure))
#28 /var/www/forum/vendor/flarum/core/src/Http/Middleware/ShareErrorsFromSession.php(56): Laminas\Stratigility\Next->handle(Object(Laminas\
Diactoros\ServerRequest))
#29 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ShareErrorsFromSession->process(Object(Lami
nas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#30 /var/www/forum/vendor/flarum/core/src/Http/Middleware/SetLocale.php(50): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\Ser
verRequest))
#31 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\SetLocale->process(Object(Laminas\Diactoros
\ServerRequest), Object(Laminas\Stratigility\Next))
#32 /var/www/forum/vendor/flarum/core/src/Http/Middleware/CheckCsrfToken.php(23): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoro
s\ServerRequest))
#33 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\CheckCsrfToken->process(Object(Laminas\Diac
toros\ServerRequest), Object(Laminas\Stratigility\Next))
#34 /var/www/forum/vendor/flarum/core/src/Http/Middleware/AuthenticateWithSession.php(32): Laminas\Stratigility\Next->handle(Object(Laminas
\Diactoros\ServerRequest))
#35 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\AuthenticateWithSession->process(Object(Lam
inas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#36 /var/www/forum/vendor/flarum/core/src/Http/Middleware/RememberFromCookie.php(51): Laminas\Stratigility\Next->handle(Object(Laminas\Diac
toros\ServerRequest))
#37 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\RememberFromCookie->process(Object(Laminas\
Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#38 /var/www/forum/vendor/flarum/core/src/Http/Middleware/StartSession.php(61): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\
ServerRequest))
#39 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\StartSession->process(Object(Laminas\Diacto
ros\ServerRequest), Object(Laminas\Stratigility\Next))
#40 /var/www/forum/vendor/flarum/core/src/Http/Middleware/CollectGarbage.php(46): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoro
s\ServerRequest))
#41 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\CollectGarbage->process(Object(Laminas\Diac
toros\ServerRequest), Object(Laminas\Stratigility\Next))
#42 /var/www/forum/vendor/flarum/core/src/Http/Middleware/ParseJsonBody.php(28): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros
\ServerRequest))
#43 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ParseJsonBody->process(Object(Laminas\Diact
oros\ServerRequest), Object(Laminas\Stratigility\Next))
#44 /var/www/forum/vendor/flarum/core/src/Http/Middleware/HandleErrors.php(57): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\
ServerRequest))
#45 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\HandleErrors->process(Object(Laminas\Diacto
ros\ServerRequest), Object(Laminas\Stratigility\Next))
#46 /var/www/forum/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(84): Laminas\Stratigility\Next->handle(Object(Laminas\Diactor
os\ServerRequest))
#47 /var/www/forum/vendor/middlewares/request-handler/src/RequestHandler.php(84): Laminas\Stratigility\MiddlewarePipe->process(Object(Lamin
as\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#48 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\RequestHandler->process(Object(Laminas\Diactoros\Serve
rRequest), Object(Laminas\Stratigility\Next))
#49 /var/www/forum/vendor/middlewares/base-path-router/src/BasePathRouter.php(97): Laminas\Stratigility\Next->handle(Object(Laminas\Diactor
os\ServerRequest))
#50 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\BasePathRouter->process(Object(Laminas\Diactoros\Serve
rRequest), Object(Laminas\Stratigility\Next))
#51 /var/www/forum/vendor/laminas/laminas-stratigility/src/Middleware/OriginalMessages.php(42): Laminas\Stratigility\Next->handle(Object(La
minas\Diactoros\ServerRequest))
#52 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Laminas\Stratigility\Middleware\OriginalMessages->process(Object(L
aminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#53 /var/www/forum/vendor/middlewares/base-path/src/BasePath.php(53): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequ
est))
#54 /var/www/forum/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\BasePath->process(Object(Laminas\Diactoros\ServerReque
st), Object(Laminas\Stratigility\Next))
#55 /var/www/forum/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(84): Laminas\Stratigility\Next->handle(Object(Laminas\Diactor
os\ServerRequest))
#56 /var/www/forum/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(73): Laminas\Stratigility\MiddlewarePipe->process(Object(Lami
nas\Diactoros\ServerRequest), Object(Laminas\Stratigility\EmptyPipelineHandler))
#57 /var/www/forum/vendor/laminas/laminas-httphandlerrunner/src/RequestHandlerRunner.php(96): Laminas\Stratigility\MiddlewarePipe->handle(O
bject(Laminas\Diactoros\ServerRequest))
#58 /var/www/forum/vendor/flarum/core/src/Http/Server.php(42): Laminas\HttpHandlerRunner\RequestHandlerRunner->run()
#59 /var/www/forum/public/index.php(26): Flarum\Http\Server->listen()
#60 {main}