Hi, and have you applied the latest hotfix or it is a default Kentico installation? For example following bug was fixed in the hotfix 18: Notifications - Macros weren't resolved correctly in notification templates. Thank you for clarification. Best regards, Ivana...

Hi, Could you please try to apply the latest hotfix as we made a few changes (hotfix 6.0.33) and underscores should be considered as a valid characters. Best regards, Michal Legen