diff --git a/cosmogramme/php/classes/classe_log.php b/cosmogramme/php/classes/classe_log.php
index 5a571d5ff6cd3002b091f778f915696031cdf366..ffb73b23a0538ee68b2fa26748cba7634cbd5759 100644
--- a/cosmogramme/php/classes/classe_log.php
+++ b/cosmogramme/php/classes/classe_log.php
@@ -87,6 +87,8 @@ class Class_log
 // ----------------------------------------------------------------
 	public function log($texte)	{
 		global $mode_cron;
+    if (!$this->fic)
+      $this->open(true);
 		fwrite($this->fic, $texte ."\n");
 		if($this->afficher == false) return false;
 		if($mode_cron)