I have no idea specifically, but generally speaking when there is an asterisk followed by a number it means that something was there and it isn't anymore, see point #21 :
Besides this, the other general consideration applies, a Mikrotik configuration is a (complex) set of interconnected (some evidently, some not so much so) things, it is always advised to post for review the WHOLE configuration export, as the problem may well be in some other parts that you did not share.