C:\Pylo\MCreator183\forge>

Hello, I have a problem when I make a fashion, and trying to run a minecraft throws me a bug in the console.

Executing gradle command: runClient
Build info: MCreator 1.8.3, 64-bit, 8102 MB, Windows 10 - cmd, JVM 1.8.0_202, JAVA_HOME: C:\Pylo\MCreator183\jdk
(c) 2018 Microsoft Corporation. Wszelkie prawa zastrzeľone.
C:\Pylo\MCreator183\forge>gradlew -Dorg.gradle.java.home="C:/Pylo/MCreator183/jdk" -Dorg.gradle.parallel=true -Dorg.gradle.jvmargs="-Xms625m -Xmx5000m" runClient --offline 
Parallel execution is an incubating feature.
This mapping 'snapshot_20171003' was designed for MC 1.12! Use at your own peril.
:deobfCompileDummyTask
:deobfProvidedDummyTask
:sourceApiJava UP-TO-DATE
:compileApiJava NO-SOURCE
:processApiResources NO-SOURCE
:apiClasses UP-TO-DATE
:sourceMainJava UP-TO-DATE
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:28: error: cannot find symbol
import net.minecraft.item.ItemStack;
                         ^
  symbol:   class ItemStack
  location: package net.minecraft.item
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:29: error: cannot find symbol
import net.minecraft.item.Item;
                         ^
  symbol:   class Item
  location: package net.minecraft.item
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:30: error: cannot find symbol
import net.minecraft.entity.player.EntityPlayer;
                                  ^
  symbol:   class EntityPlayer
  location: package net.minecraft.entity.player
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:31: error: cannot find symbol
import net.minecraft.block.Block;
                          ^
  symbol:   class Block
  location: package net.minecraft.block
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:48: error: cannot find symbol
   public final List> blocks = new ArrayList();
                              ^
  symbol:   class Block
  location: class anarchycraft
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:49: error: cannot find symbol
   public final List> items = new ArrayList();
                              ^
  symbol:   class Item
  location: class anarchycraft
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:58: error: cannot find symbol
   public int getBurnTime(ItemStack fuel) {
                          ^
  symbol:   class ItemStack
  location: class anarchycraft
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:73: error: cannot find symbol
   public void registerBlocks(RegistryEvent.Register event) {
                                                     ^
  symbol:   class Block
  location: class anarchycraft
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:78: error: cannot find symbol
   public void registerItems(RegistryEvent.Register event) {
                                                    ^
  symbol:   class Item
  location: class anarchycraft
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:159: error: cannot find symbol
      public int addFuel(ItemStack fuel) {
                         ^
  symbol:   class ItemStack
  location: class ModElement
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:126: error: cannot find symbol
      public Object getServerGuiElement(int id, EntityPlayer player, World world, int x, int y, int z) {
                                                ^
  symbol:   class EntityPlayer
  location: class GuiHandler
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\anarchycraft.java:131: error: cannot find symbol
      public Object getClientGuiElement(int id, EntityPlayer player, World world, int x, int y, int z) {
                                                ^
  symbol:   class EntityPlayer
  location: class GuiHandler
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:5: error: cannot find symbol
import net.minecraft.nbt.NBTTagCompound;
                        ^
  symbol:   class NBTTagCompound
  location: package net.minecraft.nbt
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:22: error: cannot find symbol
      public void readFromNBT(NBTTagCompound nbt) {
                              ^
  symbol:   class NBTTagCompound
  location: class MapVariables
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:26: error: cannot find symbol
      public NBTTagCompound writeToNBT(NBTTagCompound nbt) {
                                       ^
  symbol:   class NBTTagCompound
  location: class MapVariables
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:26: error: cannot find symbol
      public NBTTagCompound writeToNBT(NBTTagCompound nbt) {
             ^
  symbol:   class NBTTagCompound
  location: class MapVariables
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:53: error: cannot find symbol
      public void readFromNBT(NBTTagCompound nbt) {
                              ^
  symbol:   class NBTTagCompound
  location: class WorldVariables
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:57: error: cannot find symbol
      public NBTTagCompound writeToNBT(NBTTagCompound nbt) {
                                       ^
  symbol:   class NBTTagCompound
  location: class WorldVariables
C:\Pylo\MCreator183\forge\build\sources\main\java\mod\mcreator\mcreator_VarListanarchycraft.java:57: error: cannot find symbol
      public NBTTagCompound writeToNBT(NBTTagCompound nbt) {
             ^
  symbol:   class NBTTagCompound
  location: class WorldVariables
19 errors
:compileJava FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':compileJava'.
> Compilation failed; see the compiler error output for details.
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 3s
5 actionable tasks: 3 executed, 2 up-to-date
C:\Pylo\MCreator183\forge>
Task completed with return code 0 in 3814 milliseconds