You need to update surge. The first link is a link to surge and the second is to a post where the fix is discussed.
https://minecraft.curseforge.com/projects/surge/files/2367555 <====Surge update
https://minecraft.curseforge.com/fo...optifine_1-10-2_hd_u_d6-skyfactory-3-crash-at <----discussion about the crash.
I went from 10fps back up to 400.
https://minecraft.curseforge.com/projects/surge/files/2367555 <====Surge update
https://minecraft.curseforge.com/fo...optifine_1-10-2_hd_u_d6-skyfactory-3-crash-at <----discussion about the crash.
I went from 10fps back up to 400.