Update system/Autoloader/FileLocator.php

Co-authored-by: kenjis <kenji.uui@gmail.com>

Author: michalsn

system/Autoloader/FileLocator.php

@@ -71,13 +71,9 @@ public function locateFile(string $file, ?string $folder = null, string $ext = '
         $namespaces = $this->autoloader->getNamespace();
 
         foreach (array_keys($namespaces) as $namespace) {
-            if (substr($file, 0, strlen($namespace)) === $namespace) {
+            if (substr($file, 0, strlen($namespace) + 1) === $namespace . '\\') {
                 $fileWithoutNamespace = substr($file, strlen($namespace));
-                // Check if this is really another sub-namespace,
-                // or just a namespace with a very similar name.
-                if ($fileWithoutNamespace[0] !== '\\') {
-                    continue;
-                }
+
                 // There may be sub-namespaces of the same vendor,
                 // so overwrite them with namespaces found later.
                 $paths    = $namespaces[$namespace];