I've created a new template then tried to import it after a fresh re-install of Cacti with reportit without success. Here the error message during import time: Checksun error with Template 1 in xml file. <img width="599" alt="screen shot 2018-11-27 at 4 04 32 pm" src="https://user-images.githubusercontent.com/20328799/49111600-9a0a1600-f25e-11e8-9fcb-70613fdeaff9.png"> Regards,