Session settings for successful Longlist email operation

When using the Send Email option from the Longlist tab on the Vacancy page, the error reads:

<your org identifier>.vf.force.com refused to connect.

This is likely because of the session clickjack settings for your org. To fix the issue:

1. In your org, go to Setup and in Quick find, enter Session Settings.

2. On the Session Settings page, scroll down to the Clickjack Protection section:

   

   By default, the settings are as follows:

   Field	Default value
   Enable clickjack protection for Setup pages	Selected
   Enable clickjack protection for non-Setup Salesforce pages	Selected
   Enable clickjack protection for customer Visualforce pages with standard headers	Not selected
   Enable clickjack protection for customer Visualforce pages with headers disabled	Not selected

3. Check the clickjack protection settings in your org. Decide if they're appropriate for the security level you want to apply.

4. If:

   • Enable clickjack protection for customer Visualforce pages with standard headers

   or

   • Enable clickjack protection for customer Visualforce pages with headers disabled

     are already selected or you need to select them:

     1. Scroll down to the Trusted Domains for Inline Frames section

     2. Select Add Domain

     3. Add the domain name:

        *.vf.force.com

     4. Select Save & New

     5. Add the domain name:

        *.lightning.force.com

     6. Select Save

     7. Check the trusted domain list includes the two domains you added:

        

Now use the Longlist to select the candidates you want and select Send Email. The emails will send without error.