Source

1068 	 * Can only be called once per request (there may be multiple SSViewer instances).
1069 	 *
1070 	 * @param bool $force Set this to true to force a re-flush. If left to false, flushing
1071 	 * may only be performed once a request.
1072 	 */
1073 	public static function flush_template_cache($force = false) {
1074 		if (!self::$template_cache_flushed || $force) {
1075 			$dir = dir(TEMP_FOLDER);
1076 			while (false !== ($file = $dir->read())) {
1077 				if (strstr($file, '.cache')) unlink(TEMP_FOLDER . '/' . $file);
1078 			}
1079 			self::$template_cache_flushed = true;
1080 		}
1081 	}
1082 
1083 	/**

Trace

• unlink(/www/wwwroot/skachat.online/silverstripe-cache/www-php7.2.33/.cache.themes.skachat.templates.Includes.Header.ss)
  SSViewer.php:1077
• SSViewer::flush_template_cache(1)
  SSViewer.php:769
• SSViewer::flush()
  FlushRequestFilter.php:13
• FlushRequestFilter->preRequest(SS_HTTPRequest,Session,DataModel)
  RequestProcessor.php:33
• RequestProcessor->preRequest(SS_HTTPRequest,Session,DataModel)
  Director.php:142
• Director::direct(/home/latestvideos/,DataModel)
  main.php:211