server.log

[11:09:53] [Server-Worker-3/INFO]: Preparing spawn area: 0%
[11:09:54] [Server-Worker-3/INFO]: Preparing spawn area: 0%
[11:09:54] [Server-Worker-3/INFO]: Preparing spawn area: 0%
[11:09:55] [Server-Worker-1/INFO]: Preparing spawn area: 0%
[11:09:55] [Server-Worker-2/INFO]: Preparing spawn area: 1%
[11:09:56] [Server-Worker-2/INFO]: Preparing spawn area: 1%
[11:09:56] [Server-Worker-1/INFO]: Preparing spawn area: 2%
[11:09:57] [Server-Worker-3/INFO]: Preparing spawn area: 2%
[11:09:57] [Server-Worker-3/INFO]: Preparing spawn area: 3%
[11:09:58] [Server-Worker-3/INFO]: Preparing spawn area: 3%
[11:09:58] [Server-Worker-2/INFO]: Preparing spawn area: 5%
[11:09:59] [Server-Worker-3/INFO]: Preparing spawn area: 5%
[11:09:59] [Server-Worker-3/INFO]: Preparing spawn area: 6%
[11:10:00] [Server-Worker-1/INFO]: Preparing spawn area: 8%
[11:10:00] [Server-Worker-1/INFO]: Preparing spawn area: 9%
[11:10:01] [Server-Worker-2/INFO]: Preparing spawn area: 10%
[11:10:01] [Server-Worker-2/INFO]: Preparing spawn area: 10%
[11:10:02] [Server-Worker-2/INFO]: Preparing spawn area: 10%
[11:10:02] [Server-Worker-2/INFO]: Preparing spawn area: 10%
[11:10:03] [Server-Worker-3/INFO]: Preparing spawn area: 10%
[11:10:03] [Server thread/FATAL]: Error executing task on Chunk source main thread executor for minecraft:overworld
java.util.concurrent.CompletionException: java.lang.NoSuchMethodError: net.minecraft.server.MinecraftServer.method_3820()Z
	at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:618) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:591) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:456) ~[?:1.8.0_242]
	at net.minecraft.class_3900.method_17634(class_3900.java:58) ~[intermediary-server.jar:?]
	at net.minecraft.class_1255.method_18859(class_1255.java:144) [intermediary-server.jar:?]
	at net.minecraft.class_3215$class_4212.method_18859(class_3215.java:551) [intermediary-server.jar:?]
	at net.minecraft.class_1255.method_16075(class_1255.java:118) [intermediary-server.jar:?]
	at net.minecraft.class_3215$class_4212.method_16075(class_3215.java:560) [intermediary-server.jar:?]
	at net.minecraft.class_3215.method_19492(class_3215.java:278) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_20415(MinecraftServer.java:731) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_16075(MinecraftServer.java:719) [intermediary-server.jar:?]
	at net.minecraft.class_1255.method_18857(class_1255.java:127) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_16208(MinecraftServer.java:704) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_3774(MinecraftServer.java:491) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_3735(MinecraftServer.java:390) [intermediary-server.jar:?]
	at net.minecraft.class_3176.method_3823(class_3176.java:219) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:628) [intermediary-server.jar:?]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_242]
Caused by: java.lang.NoSuchMethodError: net.minecraft.server.MinecraftServer.method_3820()Z
	at net.minecraft.class_1937.handler$zbb000$setBlockState(class_1937.java:1348) ~[intermediary-server.jar:?]
	at net.minecraft.class_1937.method_8652(class_1937.java:240) ~[intermediary-server.jar:?]
	at net.minecraft.class_2818.method_12221(class_2818.java:726) ~[intermediary-server.jar:?]
	at net.minecraft.class_3898.method_18711(class_3898.java:641) ~[intermediary-server.jar:?]
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38) ~[intermediary-server.jar:?]
	at com.mojang.datafixers.util.Either.flatMap(Either.java:191) ~[intermediary-server.jar:?]
	at net.minecraft.class_3898.method_17222(class_3898.java:639) ~[intermediary-server.jar:?]
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:616) ~[?:1.8.0_242]
	... 17 more
[11:10:03] [Server thread/FATAL]: Error executing task on Chunk source main thread executor for minecraft:overworld
java.util.concurrent.CompletionException: java.lang.NoSuchMethodError: net.minecraft.server.MinecraftServer.method_3820()Z
	at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:618) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:591) ~[?:1.8.0_242]
	at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:456) ~[?:1.8.0_242]
	at net.minecraft.class_3900.method_17634(class_3900.java:58) ~[intermediary-server.jar:?]
	at net.minecraft.class_1255.method_18859(class_1255.java:144) [intermediary-server.jar:?]
	at net.minecraft.class_3215$class_4212.method_18859(class_3215.java:551) [intermediary-server.jar:?]
	at net.minecraft.class_1255.method_16075(class_1255.java:118) [intermediary-server.jar:?]
	at net.minecraft.class_3215$class_4212.method_16075(class_3215.java:560) [intermediary-server.jar:?]
	at net.minecraft.class_3215.method_19492(class_3215.java:278) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_20415(MinecraftServer.java:731) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_16075(MinecraftServer.java:719) [intermediary-server.jar:?]
	at net.minecraft.class_1255.method_18857(class_1255.java:127) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_16208(MinecraftServer.java:704) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_3774(MinecraftServer.java:491) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.method_3735(MinecraftServer.java:390) [intermediary-server.jar:?]
	at net.minecraft.class_3176.method_3823(class_3176.java:219) [intermediary-server.jar:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:628) [intermediary-server.jar:?]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_242]
Caused by: java.lang.NoSuchMethodError: net.minecraft.server.MinecraftServer.method_3820()Z
	at net.minecraft.class_1937.handler$zbb000$setBlockState(class_1937.java:1348) ~[intermediary-server.jar:?]
	at net.minecraft.class_1937.method_8652(class_1937.java:240) ~[intermediary-server.jar:?]
	at net.minecraft.class_2818.method_12221(class_2818.java:726) ~[intermediary-server.jar:?]
	at net.minecraft.class_3898.method_18711(class_3898.java:641) ~[intermediary-server.jar:?]
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38) ~[intermediary-server.jar:?]
	at com.mojang.datafixers.util.Either.flatMap(Either.java:191) ~[intermediary-server.jar:?]
	at net.minecraft.class_3898.method_17222(class_3898.java:639) ~[intermediary-server.jar:?]
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:616) ~[?:1.8.0_242]
	... 17 more
[11:10:03] [Server-Worker-2/INFO]: Preparing spawn area: 15%
[11:10:04] [Server-Worker-1/INFO]: Preparing spawn area: 17%
[11:10:04] [Server-Worker-1/INFO]: Preparing spawn area: 18%
[11:10:05] [Server-Worker-1/INFO]: Preparing spawn area: 18%
[11:10:05] [Server-Worker-1/INFO]: Preparing spawn area: 18%
[11:10:06] [Server-Worker-3/INFO]: Preparing spawn area: 18%
[11:10:06] [Server-Worker-2/INFO]: Preparing spawn area: 23%
[11:10:07] [Server-Worker-1/INFO]: Preparing spawn area: 23%
[11:10:07] [Server-Worker-2/INFO]: Preparing spawn area: 23%
[11:10:08] [Server-Worker-1/INFO]: Preparing spawn area: 23%
[11:10:08] [Server-Worker-1/INFO]: Preparing spawn area: 28%
[11:10:09] [Server-Worker-1/INFO]: Preparing spawn area: 28%
[11:10:09] [Server-Worker-1/INFO]: Preparing spawn area: 28%
[11:10:10] [Server-Worker-1/INFO]: Preparing spawn area: 28%
[11:10:10] [Server-Worker-3/INFO]: Preparing spawn area: 28%
[11:10:11] [Server-Worker-3/INFO]: Preparing spawn area: 33%
[11:10:11] [Server-Worker-1/INFO]: Preparing spawn area: 34%
[11:10:12] [Server-Worker-1/INFO]: Preparing spawn area: 34%
[11:10:12] [Server-Worker-2/INFO]: Preparing spawn area: 34%
[11:10:13] [Server-Worker-2/INFO]: Preparing spawn area: 34%
[11:10:13] [Server-Worker-1/INFO]: Preparing spawn area: 34%
[11:10:14] [Server-Worker-1/INFO]: Preparing spawn area: 34%
[11:10:14] [Server-Worker-1/INFO]: Preparing spawn area: 43%
[11:10:15] [Server-Worker-2/INFO]: Preparing spawn area: 43%
[11:10:15] [Server-Worker-2/INFO]: Preparing spawn area: 43%
[11:10:16] [Server-Worker-2/INFO]: Preparing spawn area: 43%
[11:10:16] [Server-Worker-2/INFO]: Preparing spawn area: 48%
[11:10:17] [Server-Worker-3/INFO]: Preparing spawn area: 48%
[11:10:17] [Server-Worker-3/INFO]: Preparing spawn area: 48%
[11:10:18] [Server-Worker-1/INFO]: Preparing spawn area: 48%
[11:10:18] [Server-Worker-3/INFO]: Preparing spawn area: 48%
[11:10:19] [Server-Worker-1/INFO]: Preparing spawn area: 48%
[11:10:19] [Server-Worker-3/INFO]: Preparing spawn area: 55%
[11:10:20] [Server-Worker-2/INFO]: Preparing spawn area: 57%
[11:10:20] [Server-Worker-3/INFO]: Preparing spawn area: 58%
[11:10:22] [Server-Worker-1/INFO]: Preparing spawn area: 58%
[11:10:22] [Server-Worker-1/INFO]: Preparing spawn area: 58%
[11:10:22] [Server-Worker-3/INFO]: Preparing spawn area: 58%
[11:10:22] [Server-Worker-3/INFO]: Preparing spawn area: 58%
[11:10:23] [Server-Worker-2/INFO]: Preparing spawn area: 68%
[11:10:23] [Server-Worker-1/INFO]: Preparing spawn area: 70%
[11:10:24] [Server-Worker-2/INFO]: Preparing spawn area: 72%
[11:10:24] [Server-Worker-3/INFO]: Preparing spawn area: 73%
[11:10:25] [Server-Worker-3/INFO]: Preparing spawn area: 76%
[11:10:25] [Server-Worker-2/INFO]: Preparing spawn area: 78%
[11:10:26] [Server-Worker-2/INFO]: Preparing spawn area: 80%
[11:10:27] [Server-Worker-2/INFO]: Preparing spawn area: 81%
[11:10:27] [Server-Worker-2/INFO]: Preparing spawn area: 81%
[11:10:27] [Server-Worker-2/INFO]: Preparing spawn area: 85%
[11:10:28] [Server-Worker-2/INFO]: Preparing spawn area: 86%
[11:10:28] [Server-Worker-2/INFO]: Preparing spawn area: 87%
[11:10:29] [Server-Worker-3/INFO]: Preparing spawn area: 89%
[11:10:29] [Server-Worker-1/INFO]: Preparing spawn area: 89%
[11:10:30] [Server-Worker-2/INFO]: Preparing spawn area: 93%
[11:10:30] [Server-Worker-2/INFO]: Preparing spawn area: 95%
[11:10:31] [Server-Worker-1/INFO]: Preparing spawn area: 96%
[11:10:31] [Server-Worker-2/INFO]: Preparing spawn area: 96%