Steps to Reproduce:
- Add site1.
- In site1, add some Page Fragments.
- Add one Content Page Template and one Widget Page Template.
- Add two pages from the two created templates.
- Export site into a lar file.
- Add site2.
- Import the lar file into site2.
- Check the Page Templates.
- In site2, there are two Page Templates.
- Go back to Liferay site.
- Go to Control panel > SIte, try to delete site1 and site2.
Two site can be deleted.
Two site can not be deleted.
No error in console, no js error in browser.