diff --git a/api/version/media-url.php b/api/version/media-url.php
index 5cf8126..db3b280 100644
--- a/api/version/media-url.php
+++ b/api/version/media-url.php
@@ -20,6 +20,30 @@ function media_log($msg) {
 $resolvedFromGraph = false;
 $decoded = null;
 
+// Log de petición inicial
+media_log("Request: " . ($_SERVER['REQUEST_METHOD'] ?? 'GET') . " " . ($_SERVER['REQUEST_URI'] ?? '') . " GET:" . json_encode($_GET) . " POST:" . json_encode($_POST));
+
+// Manejador de excepciones no capturadas -> devolver JSON claro
+set_exception_handler(function($e){
+    media_log("Uncaught exception: " . $e->getMessage() . " in " . $e->getFile() . ":" . $e->getLine());
+    http_response_code(500);
+    header('Content-Type: application/json; charset=utf-8');
+    echo json_encode(['success'=>false,'error'=>'Uncaught exception','detail'=>$e->getMessage()]);
+    exit;
+});
+
+// Shutdown handler para capturar errores fatales (E_ERROR, E_PARSE, ...)
+register_shutdown_function(function(){
+    $err = error_get_last();
+    if ($err && in_array($err['type'], [E_ERROR, E_PARSE, E_CORE_ERROR, E_COMPILE_ERROR])) {
+        media_log("Fatal error: " . ($err['message'] ?? '') . " in " . ($err['file'] ?? '') . ":" . ($err['line'] ?? '')); 
+        http_response_code(500);
+        header('Content-Type: application/json; charset=utf-8');
+        echo json_encode(['success'=>false,'error'=>'Fatal error','detail'=>$err]);
+        // no exit; (shutdown)
+    }
+});
+
 $isGet = $_SERVER['REQUEST_METHOD'] === 'GET';
 $accept = $_SERVER['HTTP_ACCEPT'] ?? '';
 $wantsJson = strpos($accept, 'application/json') !== false;