系统发生错误

e_error_:./application/runtime/cache/home/3935033c09c66b6e9c8bcfb4dd5d357d.php错误位置file: /var/www/html/thinkphp/library/think/storage/driver/file.class.php 　line: 48trace#0 /var/www/html/thinkphp/library/think/storage/driver/file.class.php(48): e('_storage_write_...')#1 [internal function]: think\storage\driver\file->put('./application/r...', '