{"id":8747,"date":"2022-09-15T08:11:32","date_gmt":"2022-09-15T02:41:32","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-internal-erro-500-when-using-class-in-symfony-3\/"},"modified":"2022-09-15T08:11:32","modified_gmt":"2022-09-15T02:41:32","slug":"solved-internal-erro-500-when-using-class-in-symfony-3","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-internal-erro-500-when-using-class-in-symfony-3\/","title":{"rendered":"[Solved] Internal Erro 500 when using class in symfony 3"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-37422170\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"37422170\" data-parentid=\"37421722\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>As per comment, Symfony 3 uses either <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.php-fig.org\/psr\/psr-0\/\">PSR-0<\/a> or <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.php-fig.org\/psr\/psr-4\/\">PSR-4<\/a>. Assuming that you&#8217;re using Composer, you configure which one to support in your <code>composer.json<\/code> file.<\/p>\n<p>With PSR-4, your filenames must correspond to your class names, and your directory names must match your namespaces. So if your entity is called <code>FloydWarshall<\/code> in the namespace <code>AppBundle\\Entity<\/code>:<\/p>\n<ul>\n<li>it must be in the directory <code>src\/AppBundle\/Entity<\/code><\/li>\n<li>the file must be called <code>FloydWarshall.php<\/code><\/li>\n<\/ul>\n<p>The reason for this strictness is the autoloader which comes with Composer. When you do <code>new AppBundle\\Entity\\FloydWarshall<\/code>, the autoloader knows where to find the file for that class. In your case, you had named it <code>fw.class.php<\/code> so the autoloader couldn&#8217;t find it.<\/p>\n<hr>\n<p>Tangentially to the question, are you using the <code>dev<\/code> environment? If you are, Symfony will give you a very helpful error message which will help you to diagnose the problem much quicker.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Internal Erro 500 when using class in symfony 3 <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] As per comment, Symfony 3 uses either PSR-0 or PSR-4. Assuming that you&#8217;re using Composer, you configure which one to support in your composer.json file. With PSR-4, your filenames must correspond to your class names, and your directory names must match your namespaces. So if your entity is called FloydWarshall in the namespace AppBundle\\Entity: &#8230; <a title=\"[Solved] Internal Erro 500 when using class in symfony 3\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-internal-erro-500-when-using-class-in-symfony-3\/\" aria-label=\"More on [Solved] Internal Erro 500 when using class in symfony 3\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[339,580],"class_list":["post-8747","post","type-post","status-publish","format-standard","hentry","category-solved","tag-php","tag-symfony"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Internal Erro 500 when using class in symfony 3 - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-internal-erro-500-when-using-class-in-symfony-3\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Internal Erro 500 when using class in symfony 3 - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] As per comment, Symfony 3 uses either PSR-0 or PSR-4. Assuming that you&#8217;re using Composer, you configure which one to support in your composer.json file. With PSR-4, your filenames must correspond to your class names, and your directory names must match your namespaces. So if your entity is called FloydWarshall in the namespace AppBundleEntity: ... 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