--- title: Symfony 8.1.4 released (Symfony Blog) | daily.dev description: Symfony 8.1.4 has been released with over 50 bug fixes across numerous components. Key fixes include multiple DependencyInjection corrections (lazy proxies,... canonical: https://daily.dev/posts/symfony-8-1-4-released-symfony-blog--4ynesoqgt twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Symfony 8.1.4 released (Symfony Blog) | daily.dev og:description: Symfony 8.1.4 has been released with over 50 bug fixes across numerous components. Key fixes include multiple DependencyInjection corrections (lazy proxies,... og:url: https://daily.dev/posts/symfony-8-1-4-released-symfony-blog--4ynesoqgt og:image: https://api.daily.dev/og/posts/4yneSoqgT.png og:image:alt: Symfony 8.1.4 released (Symfony Blog) og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Symfony 8.1.4 released (Symfony Blog) **[Symfony](https://daily.dev/sources/symfony)** · 4 min read · 2 upvotes · 0 comments ## Summary Symfony 8.1.4 has been released with over 50 bug fixes across numerous components. Key fixes include multiple DependencyInjection corrections (lazy proxies, #[Autoconfigure] double-processing, ParameterBag stale state), ObjectMapper improvements, Messenger fixes for PostgreSQL transport blocking and undecodable message retries, HttpClient compatibility with Guzzle 8, DoctrineBridge DBAL compatibility fixes, Lock component read/write lock race condition, and various Mailer, Serializer, Form, and Translation component patches. Minor updates include translation reviews for Lithuanian, Serbian, and Slovak locales. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Questions this post answers ### What bug fixes are included in Symfony 8.1.4? Symfony 8.1.4 includes dozens of bug fixes across core components: DependencyInjection fixes for lazy proxies, autoconfigure duplication, and parameter bag clearing; DoctrineBridge compatibility with DBAL below 4.5; HttpClient compatibility with guzzlehttp/guzzle 8.0; TwigBridge compatibility with Twig 4; and Cache/Messenger compatibility restored with ext-redis 5. _Teams tracking Symfony patch releases for compatibility fixes can follow updates like this on daily.dev._ ### Does Symfony 8.1.4 fix compatibility issues with Twig 4 and ext-redis 5? Yes, Symfony 8.1.4 restores compatibility with Twig 4 in the TwigBridge and WebProfilerBundle, and restores compatibility with ext-redis 5 in the Cache and Messenger components. These fixes address breakage that occurred when using newer versions of these dependencies alongside Symfony. _Developers upgrading dependency versions alongside Symfony track compatibility fixes like these on daily.dev._ ## Similar posts on daily.dev - [Symfony 8.1 curated new features \(Symfony Blog\)](https://daily.dev/posts/symfony-8-1-curated-new-features-symfony-blog--9qonflcdy) · Symfony · 4 upvotes · 0 comments - [Symfony 8.1.0-BETA2 released \(Symfony Blog\)](https://daily.dev/posts/symfony-8-1-0-beta2-released-symfony-blog--im187uoxa) · Symfony · 6 upvotes · 0 comments - [Symfony 8.1.0-RC1 released \(Symfony Blog\)](https://daily.dev/posts/symfony-8-1-0-rc1-released-symfony-blog--pavbrnggs) · Symfony · 1 upvotes · 0 comments --- Tags: [#php](https://daily.dev/tags/php), [#symfony](https://daily.dev/tags/symfony), [#dependency-injection](https://daily.dev/tags/dependency-injection) [View this post on daily.dev](https://daily.dev/posts/symfony-8-1-4-released-symfony-blog--4ynesoqgt) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Symfony 8.1.4 released (Symfony Blog)","url":"https://daily.dev/posts/symfony-8-1-4-released-symfony-blog--4ynesoqgt","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/symfony-8-1-4-released-symfony-blog--4ynesoqgt"},"datePublished":"2026-08-07T19:42:54.119Z","dateModified":"2026-09-13T21:08:48.500Z","description":"Symfony 8.1.4 has been released with over 50 bug fixes across numerous components. 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