Legacy Smarty Tags

Symptom

After updating to WHMCS 8.7, admins may see a Legacy Smarty Tags warning in the Admin Area.

Cause

This warning displays because the system has detected one of the following issues:

  • Theme templates or email templates contain code that WHMCS will not support in the near future.
  • Allow Smarty PHP Tags is enabled in the Security tab at Configuration > System Settings > General Settings.

Solution

If your customizations include legacy Smarty tags, you must perform the actions in Eliminating Legacy Smarty Tags in WHMCS 8.7+.