I was playing the new update on the server and my minecraft crashed and every time I try to logon it crashes i found out it was the toxic waste 

-- Block model being tesselated --

Details:

Block: thedalekmod:toxic_waste[level=0]

Block location: World: (-8384,68,-41), Chunk: (at 0,4,7 in -524,-3; contains blocks -8384,0,-48 to -8369,255,-33), Region: (-17,-1; contains chunks -544,-32 to -513,-1, blocks -8704,0,-512 to -8193,255,-1)

Using AO: false

Stacktrace:

at net.minecraft.client.renderer.BlockModelRenderer.func_187493_a(BlockModelRenderer.java:47)

at net.minecraft.client.renderer.BlockModelRenderer.func_178267_a(BlockModelRenderer.java:38)

-- Block being tesselated --

Details:

Block type: ID #673 (tile.toxic_waste // com.swdteam.common.block.BlockToxicWaste // thedalekmod:toxic_waste)

Block data value: 0 / 0x0 / 0b0000

Block location: World: (-8384,68,-41), Chunk: (at 0,4,7 in -524,-3; contains blocks -8384,0,-48 to -8369,255,-33), Region: (-17,-1; contains chunks -544,-32 to -513,-1, blocks -8704,0,-512 to -8193,255,-1)

Stacktrace:

at net.minecraft.client.renderer.BlockRendererDispatcher.func_175018_a(BlockRendererDispatcher.java:80)

 can someone go on dmu and get rid of thos blocks thes are the cords

-8384,68,-41 

I'm also crashing every time i try to launch the newest update 60. Error is as follows

Time: 10/31/20 9:10 PM

Description: Exception ticking world

java.lang.NoSuchMethodError: net.minecraft.entity.EntityLiving$SpawnPlacementType.canSpawnAt(Lnet/minecraft/world/World;Lnet/minecraft/util/math/BlockPos;)Z

at net.minecraft.world.WorldEntitySpawner.func_180267_a(WorldEntitySpawner.java:226)

at net.minecraft.world.WorldEntitySpawner.func_77192_a(WorldEntitySpawner.java:135)

at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:203)

at WorldServerOF.func_72835_b(WorldServerOF.java:37)

at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:756)

at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668)

at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:239)

at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526)

at java.lang.Thread.run(Thread.java:745)