hello is sorry in advance of my english so bad i use google translate anyway

my problem i do not find them in the list is sorry to bother you with its i opened a server 1.12.2 with sponge forge the problem is that as soon as i change the number of ore generate no more generation is done these well shame because impossible to make rare ore is more valuable for my players

sorry again est thank you for you answer

and no error appear in console
and totem of holding won't appear

I'm sorry, but I can't understand what your problem is.