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-rw-r--r--program/include/rcube_imap.php5
1 files changed, 5 insertions, 0 deletions
diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 8c1fab8cf..6f2e3d8db 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -1373,6 +1373,11 @@ class rcube_imap
$this->_messagecount($mailbox, 'ALL', true);
$result = 0;
+
+ if (empty($old)) {
+ return $result;
+ }
+
$new = $this->get_folder_stats($mailbox);
// got new messages