diff --git a/fof-main.php b/fof-main.php
index ca74cbc..dcb2d15 100644
--- a/fof-main.php
+++ b/fof-main.php
@@ -66,7 +66,9 @@ function fof_log($message, $topic="debug")
     if(!$p['logging']) return;
     
     static $log;
-    if(!isset($log)) $log = fopen("fof.log", 'a');
+    if(!isset($log)) $log = @fopen("fof.log", 'a');
+    
+    if(!$log) return;
     
     $message = str_replace ("\n", "\\n", $message); 
     $message = str_replace ("\r", "\\r", $message); 
diff --git a/prefs.php b/prefs.php
index 3b0c29c..ebbeaf4 100644
--- a/prefs.php
+++ b/prefs.php
@@ -26,6 +26,11 @@ if(isset($_POST['adminprefs']))
 	$prefs->save();
     	
 	$message .= ' Saved admin prefs.';
+    
+    if($prefs->get('logging') && !@fopen("fof.log", 'a'))
+    {
+        $message .= ' Warning: could not write to log file!';
+    }
 }
 
 if(isset($_POST['tagfeed']))