I created custom mod server with this mods:
aeadditions-1.12.2-1.2
aether_continuation-1.12.2-v1.2.3
aether_legacy-1.12.2-v1.4.4
Animus-1.12-2.1.6
Arcane+Essentials-0.9.2
athenaeum-1.12.2-1.17.4
AutoRegLib-1.3-32
backpack-3.0.2-1.12.2
Baubles-1.12-1.5.2
betternether-0.1.8.6
BiblioCraft[v2.4.5][MC1.12.2]
BiomesOPlenty-1.12.2-7.0.1.2444-universal
BloodMagic-1.12.2-2.4.3-105
bloodtinker-1.0.5
Botania+r1.10-363
BrandonsCore-1.12.2-2.4.17.208-universal
ClaySoldiersMod-1.12.2-3.0.0-beta.2
CodeChickenLib-1.12.2-3.2.3.358-universal
CustomMobSpawner-3.11.5
Draconic-Additions-1.12.2-1.10.1.29-universal
Draconic-Evolution-1.12.2-2.3.24.349-universal
dropt-1.12.2-1.16.1
DrZharks+MoCreatures+Mod-12.0.5
DynamicTrees-1.12.2-0.9.6
ElectroblobsWizardry-4.2.7-MC1.12.2
ExtraBotany-r1.1-57
ExtraSpells-1.12.2-1.1.4
Farseek-1.12-2.4
fossilsarcheology-8.0.3
Guide-API-1.12-2.1.8-63
iceandfire-1.8.3
iChunUtil-1.12.2-7.2.2
ImmersiveEngineering-0.12-92
industrialcraft-2-2.8.188-ex112
InventoryTweaks-1.64+dev.150
ironchest-1.12.2-7.0.72.847
journeymap-1.12.2-5.5.6
LibraryEx-1.12.2-1.0.12
llibrary-1.7.19-1.12.2
Mantle-1.12-1.3.3.55
Mekanism-1.12.2-9.8.3.390
MekanismTools-1.12.2-9.8.3.390
NetherEx-1.12.2-2.0.15
Patchouli-1.0-20
PortalGun-1.12.2-7.1.0
ProjectE-1.12.2-PE1.4.1
pyrotech-1.12.2-1.4.19
Quark-r1.6-177
RebornCore-1.12.2-3.18.1.514-universal
RedstoneFlux-1.12-2.1.0.6-universal
SanLib-1.12.2-1.5.1
Reforged-0.7.5-1.12+
SeedsForWizardry+1.0+For+MC+Forge+1.12.2
Streams-1.12-0.4.8
SereneSeasons-1.12.2-1.2.18-universal
TConstruct-1.12.2-2.13.0.171
TechReborn-1.12.2-2.26.2.1063-universal
Thaumcraft-1.12.2-6.1.BETA26
TheBetweenlands-3.5.6-universal
tinkersaether-1.3.0
tropicraft-MC1.12.2-7.1.9.115
twilightforest-1.12.2-3.10.1013-universal
u_team_core-1.12.2-2.2.4.133
every time when i traing to join its say fatally missning registery entries and now still crashing when i start server why
please help me