How to fix dynamic source error when adding a slideshow?

Whenever I go to add a slideshow to my store it says:

“To preview or save your changes, correct the dynamic source error(s) in the following templates”

Pls help

Hello @lostproperties

To provide you with the most precise solution in this case, could you please share your page URL ( with pass if your store password is enabled )?

Thank you and hope to hear from you.
Best regards,
GemPages Support Team