Fixing logging message creation

Author: stankut

os2web_logging.services.yml

@@ -4,9 +4,7 @@ parameters:
     default: ['os2web_logging_watchdog', 'drupal.dblog']
     # Log php channel to web server's error log.
     php: ['error_log']
-    os2web_logging.access_log:
-      handlers: ['os2web_logging_access_log_file', 'drupal.os2web_logging_access_log_dblog']
-      formatter: 'json'
+    os2web_logging.access_log: ['os2web_logging_access_log_file', 'drupal.os2web_logging_access_log_dblog']
 
 services:
   monolog.handler.os2web_logging_watchdog:

src/Logger/AccessLogsDbLog.php

@@ -25,7 +25,7 @@ public function log($level, $message, array $context = []) {
       $message .= $this->t('Request URI has been truncated due to max_length restriction.') . PHP_EOL;
     }
     AccessLog::create([
-      'sid' => $context['sid'],
+      'sid' => $context['sid'] ?? NULL,
       'uid' => $context['uid'],
       'message' => $message,
       'ip' => mb_substr($context['ip'], 0, 15),