ErrorException: getimagesize(files/blog/developingintheopen/matrix-feedback-meme.png): failed to open stream: No such file or directory

getimagesize ()

127/usr/share/nginx/html/apps/blog/handlers/post.php

125.     );
 126.     
 127.     list ($width, $height) = getimagesize (substr ($post->thumbnail, 1));
 128.     
 129.     $page->add_meta ('og:image:width', $width, 'property');

require ("/usr/share/nginx/html/apps/blog/handlers/post.php")

529/usr/share/nginx/html/lib/Controller.php

527.         // Run the handler and get its output
 528.         ob_start ();
 529.         $res = require ($handler);
 530.         $out = ob_get_clean ();
 531.         if (is_string ($res) && strlen ($res) > 0) {

Controller->handle ()

216/usr/share/nginx/html/lib/FrontController.php

214.             $handler = $controller->route ($_SERVER['REQUEST_URI']);
 215.         }
 216.         $page->body = $controller->handle ($handler, false);
 217.
218.         /**

FrontController::run ()

34/usr/share/nginx/html/index.php

32. $argc = isset ($argc) ? $argc : null;
 33. $argv = isset ($argv) ? $argv : null;
 34. return FrontController::run ($argv, $argc);

Error Context

$_COOKIE = array (
    "care_did" => "1f3959a2-689f-4900-845a-8c11c1124143"
);

$_SERVER = array (
    "USER" => "www-data"
    "HOME" => "/var/www"
    "HTTP_HOST" => "staging.flipsidexr.com"
    "HTTP_ACCEPT_ENCODING" => "gzip, br, zstd, deflate"
    "HTTP_COOKIE" => "care_did=1f3959a2-689f-4900-845a-8c11c1124143"
    "HTTP_USER_AGENT" => "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
    "HTTP_ACCEPT" => "*/*"
    "REDIRECT_STATUS" => 200
    "SERVER_NAME" => "staging.flipsidexr.com"
    "SERVER_PORT" => 443
    "SERVER_ADDR" => "157.230.50.96"
    "REMOTE_PORT" => 42996
    "REMOTE_ADDR" => "3.133.126.241"
    "SERVER_SOFTWARE" => "nginx/1.18.0"
    "GATEWAY_INTERFACE" => "CGI/1.1"
    "HTTPS" => "on"
    "REQUEST_SCHEME" => "https"
    "SERVER_PROTOCOL" => "HTTP/1.1"
    "DOCUMENT_ROOT" => "/usr/share/nginx/html"
    "DOCUMENT_URI" => "/index.php"
    "REQUEST_URI" => "/blog/post/70/what-it-means-develop-open"
    "SCRIPT_NAME" => "/index.php"
    "CONTENT_LENGTH" => ""
    "CONTENT_TYPE" => ""
    "REQUEST_METHOD" => "GET"
    "QUERY_STRING" => ""
    "ELEFANT_ENV" => "staging"
    "SCRIPT_FILENAME" => "/usr/share/nginx/html/index.php"
    "FCGI_ROLE" => "RESPONDER"
    "PHP_SELF" => "/index.php"
    "REQUEST_TIME_FLOAT" => 1735225513.6718
    "REQUEST_TIME" => 1735225513
);