1 files changed, 6 insertions, 1 deletions
diff --git a/actions/showmessage.php b/actions/showmessage.php
index 289414153..572a71739 100644
--- a/actions/showmessage.php
+++ b/actions/showmessage.php
@@ -176,4 +176,9 @@ class ShowmessageAction extends MailboxAction
     {
         return '';
     }
-}
-\ No newline at end of file
+
+    function isReadOnly()
+    {
+        return true;
+    }
+}