Item Tax Template options are not opening

Using ERPNext version-15, Hosted on Frappe Cloud
When click on Item tax Template, then not drop-down coming all transaction documents

Reference image

Hi @Usama_Naveed

Can you check what is your item code number and if its linked properly with item tax template?

This error coming on each item.

@Usama_Naveed

Please enable item tax templates by visiting Accounts Settings.

Please go through documentation as well;