--- mailhandler.module-old	2009-10-03 19:07:52.593000000 -0400
+++ mailhandler.module	2009-10-03 19:09:03.000000000 -0400
@@ -198,6 +198,13 @@ function mailhandler_open_mailbox($mailb
     $result = imap_open($box, '', '');
   }
 
+  $imap_errors = imap_errors();
+  if( ! $result && $imap_errors ) {
+    foreach( $imap_errors as $imap_error ) {
+      watchdog('mailhandler',"Could not open mail server session: imap_open() error '%error'",array('%error' => $imap_error),WATCHDOG_ERROR);
+    }
+  }
+
   return $result;
 
 }