Fix error on new mail (message's headers object doesn't exist)

1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/identity_select/identity_select.php b/plugins/identity_select/identity_select.php
index 0048c4d43..7973b5dad 100644
--- a/plugins/identity_select/identity_select.php
+++ b/plugins/identity_select/identity_select.php
@@ -46,7 +46,7 @@ class identity_select extends rcube_plugin
      */
     function select($p)
     {
-        if ($p['selected'] !== null) {
+        if ($p['selected'] !== null || !is_object($p['message']->headers)) {
             return $p;
         }