bugfix: Do not flush logs after creating a session handler, we might not have...

bugfix: Do not flush logs after creating a session handler, we might not have a track ID and therefore the log will be trashed.

lib/SimpleSAML/Logger.php

@@ -477,7 +477,6 @@ class Logger
         } elseif (!isset(self::$loggingHandler)) {
             // Initialize logging
             self::createLoggingHandler();
-            self::flush();
         }
 
         if (self::$captureLog) {