Крашится сервер майнкрафт 1.12.2

Ив
- в Карты
1

Вот что пишет в crash_report
(в обычном маенкрафте всё норм)

WARNING: coremods are present:
Inventory Tweaks Coremod (InventoryTweaks_1.64_dev.jar)
CTMCorePlugin (CTM-MC1.12.2-1.0.0.29.jar)
MicdoodlePlugin (MicdoodleCore-1.12.2-4.0.2.238.jar)
Contact their authors BEFORE contacting forge

// Uh… Did I do that?

Time: 21.02.20 19:44
Description: Exception in server tick loop

net.minecraftforge.fml.common.LoaderExceptionModCrash: Caught exception from IndustrialCraft 2 (ic2)
Caused by: java.lang.OutOfMemoryError: Java heap space
at com.google.common.collect.RegularImmutableMap.fromEntryArray(RegularImmutableMap.java:81)
at com.google.common.collect.RegularImmutableMap.fromEntries(RegularImmutableMap.java:50)
at com.google.common.collect.ImmutableMap.copyOf(ImmutableMap.java:418)
at com.google.common.collect.ImmutableMap.copyOf(ImmutableMap.java:391)
at com.google.common.collect.SparseImmutableTable.(SparseImmutableTable.java:83)
at com.google.common.collect.RegularImmutableTable.forOrderedComponents(RegularImmutableTable.java:169)
at com.google.common.collect.RegularImmutableTable.forCellsInternal(RegularImmutableTable.java:159)
at com.google.common.collect.RegularImmutableTable.forCells(RegularImmutableTable.java:131)
at com.google.common.collect.ImmutableTable$Builder.build(ImmutableTable.java:359)
at com.google.common.collect.ImmutableTable.copyOf(ImmutableTable.java:221)
at com.google.common.collect.ImmutableTable.copyOf(ImmutableTable.java:211)
at net.minecraft.block.state.BlockStateContainer$StateImplementation.func_177235_a(BlockStateContainer.java:281)
at net.minecraft.block.state.BlockStateContainer.(BlockStateContainer.java:95)
at net.minecraft.block.state.BlockStateContainer.(BlockStateContainer.java:62)
at ic2.core.block.state.Ic2BlockState.(Ic2BlockState.java:24)
at ic2.core.block.BlockTileEntity.func_180661_e(BlockTileEntity.java:254)
at net.minecraft.block.Block.(Block.java:234)
at net.minecraft.block.Block.(Block.java:243)
at ic2.core.block.BlockBase.(BlockBase.java:45)
at ic2.core.block.BlockBase.(BlockBase.java:37)
at ic2.core.block.BlockTileEntity.(BlockTileEntity.java:110)
at ic2.core.block.BlockTileEntity.create(BlockTileEntity.java:102)
at ic2.core.block.BlockTileEntity.create(BlockTileEntity.java:92)
at ic2.core.block.TeBlockRegistry.buildBlocks(TeBlockRegistry.java:244)
at ic2.core.init.BlocksItems.initBlocks(BlocksItems.java:171)
at ic2.core.init.BlocksItems.init(BlocksItems.java:157)
at ic2.core.IC2.load(IC2.java:222)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraftforge.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:637)

Le

OutOfMemoryError: Java heap space
Что не понятно? Нехватка памяти