- Fix searching on IMAP servers without CHARSET specifier support (#1488271)

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix searching on IMAP servers without CHARSET specifier support (#1488271)
 - Fix expanding folders during drag&drop (#1488260)
 - Deprecate $DB, $USER, $IMAP global variables, Use $RCMAIL instead
 - Add option to set default font for HTML message (#1484137)

program/include/rcube_imap.php

@@ -1470,7 +1470,7 @@ class rcube_imap
         // Error, try with US-ASCII (some servers may support only US-ASCII)
         if ($messages->isError() && $charset && $charset != 'US-ASCII')
             $messages = $this->conn->search($mailbox,
-                'CHARSET US-ASCII ' . $this->convert_criteria($criteria, $charset), true);
+                $this->convert_criteria($criteria, $charset), true);
 
         $this->search_sorted = false;