Error on beta.15:
flarum.ERROR: RuntimeException: Tag 'IMG' does not exist in /app/vendor/s9e/text-formatter/src/Configurator/Collections/TagCollection.php:34
Stack trace:
#0 /app/vendor/s9e/text-formatter/src/Configurator/Collections/NormalizedCollection.php(185): s9e\TextFormatter\Configurator\Collections\TagCollection->getNotExistException('IMG')
#1 /app/vendor/s9e/text-formatter/src/Configurator/Collections/NormalizedCollection.php(241): s9e\TextFormatter\Configurator\Collections\NormalizedCollection->get('IMG')
#2 /app/vendor/fof/secure-https/src/Listeners/ModifyContentHtml.php(42): s9e\TextFormatter\Configurator\Collections\NormalizedCollection->offsetGet('IMG')
#3 /app/vendor/illuminate/events/Dispatcher.php(369): FoF\SecureHttps\Listeners\ModifyContentHtml->configuring(Object(Flarum\Formatter\Event\Configuring))
#4 /app/vendor/illuminate/events/Dispatcher.php(218): Illuminate\Events\Dispatcher->Illuminate\Events\{closure}('Flarum\\Formatte...', Array)
#5 /app/vendor/flarum/core/src/Formatter/Formatter.php(157): Illuminate\Events\Dispatcher->dispatch('Flarum\\Formatte...')
#6 /app/vendor/flarum/core/src/Formatter/Formatter.php(192): Flarum\Formatter\Formatter->getConfigurator()
#7 /app/vendor/illuminate/cache/Repository.php(418): Flarum\Formatter\Formatter->Flarum\Formatter\{closure}()
#8 /app/vendor/flarum/core/src/Formatter/Formatter.php(193): Illuminate\Cache\Repository->rememberForever('flarum.formatte...', Object(Closure))
#9 /app/vendor/flarum/core/src/Formatter/Formatter.php(236): Flarum\Formatter\Formatter->getComponent('js')
#10 /app/vendor/flarum/core/src/Forum/ForumServiceProvider.php(105): Flarum\Formatter\Formatter->getJs()
#11 [internal function]: Flarum\Forum\ForumServiceProvider->Flarum\Forum\{closure}()
#12 /app/vendor/flarum/core/src/Frontend/Compiler/Source/StringSource.php(35): call_user_func(Object(Closure))
#13 /app/vendor/flarum/core/src/Frontend/Compiler/Source/StringSource.php(46): Flarum\Frontend\Compiler\Source\StringSource->getContent()
#14 /app/vendor/flarum/core/src/Frontend/Compiler/RevisionCompiler.php(239): Flarum\Frontend\Compiler\Source\StringSource->getCacheDifferentiator()
#15 /app/vendor/flarum/core/src/Frontend/Compiler/RevisionCompiler.php(73): Flarum\Frontend\Compiler\RevisionCompiler->calculateRevision(Array)
#16 /app/vendor/flarum/core/src/Frontend/Compiler/RevisionCompiler.php(125): Flarum\Frontend\Compiler\RevisionCompiler->commit()
#17 /app/vendor/fof/nightmode/src/Content/Assets.php(119): Flarum\Frontend\Compiler\RevisionCompiler->getUrl()
#18 [internal function]: FoF\NightMode\Content\Assets->FoF\NightMode\Content\{closure}(Object(Flarum\Frontend\Compiler\JsCompiler))
#19 /app/vendor/fof/nightmode/src/Content/Assets.php(120): array_map(Object(Closure), Array)
#20 /app/vendor/fof/nightmode/src/Content/Assets.php(55): FoF\NightMode\Content\Assets->getUrls(Array)
#21 /app/vendor/flarum/core/src/Frontend/Frontend.php(63): FoF\NightMode\Content\Assets->__invoke(Object(Flarum\Frontend\Document), Object(Laminas\Diactoros\ServerRequest))
#22 /app/vendor/flarum/core/src/Frontend/Frontend.php(55): Flarum\Frontend\Frontend->populate(Object(Flarum\Frontend\Document), Object(Laminas\Diactoros\ServerRequest))
#23 /app/vendor/flarum/core/src/Frontend/Controller.php(32): Flarum\Frontend\Frontend->document(Object(Laminas\Diactoros\ServerRequest))
#24 /app/vendor/flarum/core/src/Http/RouteHandlerFactory.php(38): Flarum\Frontend\Controller->handle(Object(Laminas\Diactoros\ServerRequest))
#25 /app/vendor/flarum/core/src/Http/Middleware/ExecuteRoute.php(27): Flarum\Http\RouteHandlerFactory->Flarum\Http\{closure}(Object(Laminas\Diactoros\ServerRequest), Array)
#26 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ExecuteRoute->process(Object(Laminas\Diactoros\ServerRequest), Object(Closure))
#27 /app/vendor/fof/oauth/src/Middleware/ErrorHandler.php(50): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#28 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): FoF\OAuth\Middleware\ErrorHandler->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#29 /app/vendor/fof/masquerade/src/Middleware/DemandProfileCompletion.php(58): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#30 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): FoF\Masquerade\Middleware\DemandProfileCompletion->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#31 /app/vendor/fof/secure-https/src/Middlewares/ContentSecurityPolicyMiddleware.php(32): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#32 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): FoF\SecureHttps\Middlewares\ContentSecurityPolicyMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#33 /app/vendor/flarum/core/src/Http/Middleware/ShareErrorsFromSession.php(57): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#34 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ShareErrorsFromSession->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#35 /app/vendor/flarum/core/src/Http/Middleware/CheckCsrfToken.php(40): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#36 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\CheckCsrfToken->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#37 /app/vendor/flarum/core/src/Http/Middleware/ResolveRoute.php(67): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#38 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ResolveRoute->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#39 /app/vendor/flarum/core/src/Http/Middleware/SetLocale.php(50): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#40 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\SetLocale->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#41 /app/vendor/flarum/core/src/Http/Middleware/AuthenticateWithSession.php(32): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#42 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\AuthenticateWithSession->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#43 /app/vendor/flarum/core/src/Http/Middleware/RememberFromCookie.php(51): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#44 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\RememberFromCookie->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#45 /app/vendor/flarum/core/src/Http/Middleware/StartSession.php(61): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#46 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\StartSession->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#47 /app/vendor/flarum/core/src/Http/Middleware/CollectGarbage.php(46): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#48 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\CollectGarbage->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#49 /app/vendor/flarum/core/src/Http/Middleware/ParseJsonBody.php(28): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#50 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\ParseJsonBody->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#51 /app/vendor/migratetoflarum/canonical/src/Middlewares/CanonicalRedirectMiddleware.php(49): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#52 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): MigrateToFlarum\Canonical\Middlewares\CanonicalRedirectMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#53 /app/vendor/flarum/core/src/Http/Middleware/HandleErrors.php(57): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#54 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Flarum\Http\Middleware\HandleErrors->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#55 /app/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(84): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#56 /app/vendor/middlewares/request-handler/src/RequestHandler.php(84): Laminas\Stratigility\MiddlewarePipe->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#57 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\RequestHandler->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#58 /app/vendor/middlewares/base-path-router/src/BasePathRouter.php(97): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#59 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\BasePathRouter->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#60 /app/vendor/laminas/laminas-stratigility/src/Middleware/OriginalMessages.php(42): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#61 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Laminas\Stratigility\Middleware\OriginalMessages->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#62 /app/vendor/middlewares/base-path/src/BasePath.php(53): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#63 /app/vendor/laminas/laminas-stratigility/src/Next.php(61): Middlewares\BasePath->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\Next))
#64 /app/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(84): Laminas\Stratigility\Next->handle(Object(Laminas\Diactoros\ServerRequest))
#65 /app/vendor/laminas/laminas-stratigility/src/MiddlewarePipe.php(73): Laminas\Stratigility\MiddlewarePipe->process(Object(Laminas\Diactoros\ServerRequest), Object(Laminas\Stratigility\EmptyPipelineHandler))
#66 /app/vendor/laminas/laminas-httphandlerrunner/src/RequestHandlerRunner.php(96): Laminas\Stratigility\MiddlewarePipe->handle(Object(Laminas\Diactoros\ServerRequest))
#67 /app/vendor/flarum/core/src/Http/Server.php(42): Laminas\HttpHandlerRunner\RequestHandlerRunner->run()
#68 /app/public/index.php(22): Flarum\Http\Server->listen()
#69 {main}
Makes the forum unable to load. When disabling this extension, everything's okay. Not sure what went wrong, I am happy to provide more info if needed. Might be FreeFlarum's PHP version, or that we have outdated package(s) with missing functions.