Whenever I load a schematic everything is fine for a few seconds and then the game crashes. I no little to nothing about mods so please bear with me. This is the crash report

---- Minecraft Crash Report ----

WARNING: coremods are present:
FMLLoadingPlugin (Scrollable Tooltips-1.2 (1.8.9).jar)
SkyblockAddonsLoadingPlugin (SkyblockAddons-1.8.9-1.5.2.jar)
Contact their authors BEFORE contacting forge

// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 8/21/20 9:56 PM
Description: Tesselating block model

java.lang.OutOfMemoryError: Direct buffer memory
at java.nio.Bits.reserveMemory(Bits.java:658)
at java.nio.DirectByteBuffer.(DirectByteBuffer.java:123)
at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:311)
at net.minecraft.client.renderer.GLAllocation.func_74524_c(SourceFile:37)
at net.minecraft.client.renderer.WorldRenderer.func_181670_b(VertexBuffer.java:94)
at net.minecraft.client.renderer.WorldRenderer.func_178981_a(VertexBuffer.java:593)
at net.minecraft.client.renderer.BlockModelRenderer.renderQuadsSmooth(BlockModelRenderer.java:242)
at net.minecraft.client.renderer.BlockModelRenderer.renderModelSmooth(BlockModelRenderer.java:125)
at net.minecraft.client.renderer.BlockModelRenderer.func_178267_a(BlockModelRenderer.java:74)
at net.minecraft.client.renderer.BlockModelRenderer.func_178259_a(BlockModelRenderer.java:53)
at net.minecraft.client.renderer.BlockRendererDispatcher.func_175018_a(BlockRendererDispatcher.java:94)
at net.minecraft.client.renderer.chunk.RenderChunk.func_178581_b(RenderChunk.java:316)
at net.minecraft.client.renderer.chunk.ChunkRenderWorker.func_178474_a(SourceFile:78)
at net.minecraft.client.renderer.chunk.ChunkRenderWorker.run(SourceFile:38)
at java.lang.Thread.run(Thread.java:745)

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Stacktrace:
at java.nio.Bits.reserveMemory(Bits.java:658)
at java.nio.DirectByteBuffer.(DirectByteBuffer.java:123)
at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:311)
at net.minecraft.client.renderer.GLAllocation.func_74524_c(SourceFile:37)
at net.minecraft.client.renderer.WorldRenderer.func_181670_b(VertexBuffer.java:94)
at net.minecraft.client.renderer.WorldRenderer.func_178981_a(VertexBuffer.java:593)
at net.minecraft.client.renderer.BlockModelRenderer.renderQuadsSmooth(BlockModelRenderer.java:242)
at net.minecraft.client.renderer.BlockModelRenderer.renderModelSmooth(BlockModelRenderer.java:125)

-- Block model being tesselated --
Details:
Block: minecraft:leaves[check_decay=true,decayable=true,variant=spruce]
Block location: World: (210,72,425), Chunk: (at 2,4,9 in 13,26; contains blocks 208,0,416 to 223,255,431), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Using AO: true
Stacktrace:
at net.minecraft.client.renderer.BlockModelRenderer.func_178267_a(BlockModelRenderer.java:74)
at net.minecraft.client.renderer.BlockModelRenderer.func_178259_a(BlockModelRenderer.java:53)

-- Block being tesselated --
Details:
Block type: ID #18 (tile.leaves // net.minecraft.block.BlockOldLeaf)
Block data value: 9 / 0x9 / 0b1001
Block location: World: (210,72,425), Chunk: (at 2,4,9 in 13,26; contains blocks 208,0,416 to 223,255,431), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Stacktrace:
at net.minecraft.client.renderer.BlockRendererDispatcher.func_175018_a(BlockRendererDispatcher.java:94)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityPlayerSP['Dr_Timeless'/378, l='MpServer', x=169.77, y=94.28, z=252.53]]
Chunk stats: MultiplayerChunkCache: 581, 581
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: 195.00,64.00,257.00 - World: (195,64,257), Chunk: (at 3,4,1 in 12,16; contains blocks 192,0,256 to 207,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 1423 game time, 1423 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 98 total; [EntityCreeper['Creeper'/552, l='MpServer', x=225.50, y=24.00, z=200.50], EntityZombie['Zombie'/565, l='MpServer', x=221.50, y=39.00, z=299.50], EntitySpider['Spider'/566, l='MpServer', x=224.81, y=24.00, z=198.16], EntityCreeper['Creeper'/570, l='MpServer', x=226.50, y=24.00, z=198.50], EntityCreeper['Creeper'/571, l='MpServer', x=223.28, y=24.00, z=199.88], EntitySheep['Sheep'/60, l='MpServer', x=107.44, y=68.00, z=179.08], EntityWolf['Wolf'/61, l='MpServer', x=109.53, y=71.00, z=173.00], EntityWolf['Wolf'/62, l='MpServer', x=111.22, y=70.16, z=174.38], EntityWolf['Wolf'/63, l='MpServer', x=109.69, y=69.28, z=175.53], EntityItem['item.tile.cloth.gray'/64, l='MpServer', x=109.25, y=71.00, z=251.00], EntityItem['item.item.muttonRaw'/65, l='MpServer', x=109.22, y=71.00, z=250.53], EntityWolf['Wolf'/66, l='MpServer', x=111.44, y=72.00, z=260.69], EntityWolf['Wolf'/67, l='MpServer', x=111.91, y=72.00, z=258.75], EntityWolf['Wolf'/68, l='MpServer', x=101.63, y=71.00, z=298.72], EntityWolf['Wolf'/69, l='MpServer', x=99.50, y=71.00, z=303.50], EntityWolf['Wolf'/70, l='MpServer', x=101.66, y=71.00, z=303.56], EntityWolf['Wolf'/71, l='MpServer', x=100.47, y=71.00, z=303.69], EntityWolf['Wolf'/73, l='MpServer', x=113.69, y=69.00, z=174.53], EntityWitch['Witch'/74, l='MpServer', x=127.06, y=25.00, z=181.41], EntitySkeleton['Skeleton'/75, l='MpServer', x=124.84, y=25.00, z=180.41], EntitySpider['Spider'/76, l='MpServer', x=125.50, y=30.00, z=197.50], EntityBat['Bat'/77, l='MpServer', x=124.69, y=21.19, z=207.63], EntityBat['Bat'/78, l='MpServer', x=113.26, y=33.14, z=202.04], EntityWolf['Wolf'/79, l='MpServer', x=115.50, y=63.00, z=202.50], EntityWolf['Wolf'/80, l='MpServer', x=116.34, y=63.00, z=201.19], EntityBat['Bat'/592, l='MpServer', x=225.50, y=23.00, z=197.50], EntityWolf['Wolf'/81, l='MpServer', x=113.50, y=72.00, z=255.16], EntityBat['Bat'/593, l='MpServer', x=226.50, y=23.00, z=196.50], EntityItem['item.tile.cloth.white'/82, l='MpServer', x=116.56, y=70.00, z=247.69], EntityItem['item.item.muttonRaw'/83, l='MpServer', x=116.34, y=70.00, z=245.88], EntityItem['item.tile.cloth.white'/84, l='MpServer', x=120.13, y=72.00, z=253.19], EntityItem['item.item.muttonRaw'/85, l='MpServer', x=119.72, y=71.00, z=251.97], EntityWolf['Wolf'/86, l='MpServer', x=120.61, y=75.56, z=268.19], EntityItem['item.tile.cloth.white'/87, l='MpServer', x=114.19, y=72.00, z=260.25], EntityItem['item.item.muttonRaw'/88, l='MpServer', x=112.63, y=72.00, z=260.88], EntityItem['item.item.muttonRaw'/89, l='MpServer', x=112.97, y=72.00, z=259.47], EntityBat['Bat'/98, l='MpServer', x=132.59, y=22.06, z=175.75], EntityWolf['Wolf'/101, l='MpServer', x=143.44, y=65.00, z=173.56], EntityWolf['Wolf'/102, l='MpServer', x=141.94, y=63.00, z=270.28], EntityWolf['Wolf'/103, l='MpServer', x=138.50, y=66.00, z=269.50], EntityWolf['Wolf'/104, l='MpServer', x=140.13, y=69.00, z=266.59], EntityWolf['Wolf'/105, l='MpServer', x=128.44, y=73.77, z=271.77], EntityCreeper['Creeper'/111, l='MpServer', x=157.50, y=32.00, z=244.50], EntitySquid['Squid'/112, l='MpServer', x=162.53, y=61.38, z=264.53], EntitySquid['Squid'/122, l='MpServer', x=162.80, y=60.38, z=258.68], EntitySquid['Squid'/123, l='MpServer', x=164.50, y=56.81, z=266.41], EntityEnderman['Enderman'/124, l='MpServer', x=174.50, y=52.00, z=283.50], EntityWolf['Wolf'/132, l='MpServer', x=184.19, y=64.00, z=201.44], EntityWolf['Wolf'/133, l='MpServer', x=188.50, y=64.00, z=205.50], EntityWolf['Wolf'/134, l='MpServer', x=188.50, y=64.00, z=204.50], EntityWolf['Wolf'/135, l='MpServer', x=184.50, y=64.00, z=208.50], EntityWolf['Wolf'/136, l='MpServer', x=187.50, y=66.00, z=252.69], EntityWolf['Wolf'/137, l='MpServer', x=189.47, y=69.00, z=258.06], EntityWolf['Wolf'/138, l='MpServer', x=187.34, y=66.00, z=253.63], EntityWolf['Wolf'/139, l='MpServer', x=182.84, y=68.00, z=256.50], EntitySkeleton['Skeleton'/140, l='MpServer', x=178.50, y=27.00, z=330.50], EntityBat['Bat'/155, l='MpServer', x=196.70, y=24.67, z=293.40], EntitySkeleton['Skeleton'/156, l='MpServer', x=207.50, y=11.00, z=315.50], EntityCreeper['Creeper'/172, l='MpServer', x=216.69, y=20.00, z=182.94], EntitySkeleton['Skeleton'/173, l='MpServer', x=218.22, y=19.00, z=192.81], EntitySkeleton['Skeleton'/174, l='MpServer', x=222.56, y=27.00, z=294.56], EntitySkeleton['Skeleton'/175, l='MpServer', x=214.98, y=26.15, z=295.50], EntitySkeleton['Skeleton'/176, l='MpServer', x=208.50, y=11.00, z=315.50], EntitySkeleton['Skeleton'/177, l='MpServer', x=208.50, y=11.00, z=316.50], EntityPlayerSP['Dr_Timeless'/378, l='MpServer', x=169.77, y=94.28, z=252.53], EntitySkeleton['Skeleton'/181, l='MpServer', x=227.91, y=18.00, z=174.66], EntitySkeleton['Skeleton'/182, l='MpServer', x=230.50, y=17.00, z=175.50], EntitySheep['Sheep'/186, l='MpServer', x=227.34, y=72.00, z=174.31], EntityBat['Bat'/187, l='MpServer', x=226.03, y=12.25, z=184.19], EntityBat['Bat'/188, l='MpServer', x=225.56, y=12.13, z=182.31], EntityBat['Bat'/189, l='MpServer', x=230.38, y=12.53, z=186.34], EntityBat['Bat'/190, l='MpServer', x=229.63, y=15.50, z=182.63], EntitySheep['Sheep'/191, l='MpServer', x=231.53, y=73.00, z=181.91], EntitySheep['Sheep'/192, l='MpServer', x=234.50, y=82.00, z=177.16], EntityWolf['Wolf'/193, l='MpServer', x=237.50, y=63.00, z=211.50], EntityWolf['Wolf'/194, l='MpServer', x=231.88, y=63.00, z=218.53], EntityWolf['Wolf'/195, l='MpServer', x=238.50, y=64.00, z=211.50], EntitySpider['Spider'/197, l='MpServer', x=239.50, y=65.00, z=302.50], EntityZombie['Zombie'/198, l='MpServer', x=237.28, y=22.00, z=315.19], EntityZombie['Zombie'/199, l='MpServer', x=239.50, y=22.00, z=317.50], EntitySkeleton['Skeleton'/200, l='MpServer', x=239.50, y=43.00, z=320.50], EntityZombie['Zombie'/209, l='MpServer', x=249.50, y=86.00, z=177.50], EntitySkeleton['Skeleton'/210, l='MpServer', x=248.50, y=86.00, z=178.50], EntityZombie['Zombie'/211, l='MpServer', x=246.91, y=12.00, z=206.47], EntityZombie['Zombie'/212, l='MpServer', x=247.50, y=12.00, z=207.50], EntityZombie['Zombie'/213, l='MpServer', x=243.50, y=61.00, z=222.03], EntitySkeleton['Skeleton'/215, l='MpServer', x=242.16, y=63.00, z=274.16], EntitySkeleton['Skeleton'/216, l='MpServer', x=244.50, y=63.00, z=273.50], EntitySpider['Spider'/217, l='MpServer', x=243.84, y=63.00, z=275.84], EntityCreeper['Creeper'/219, l='MpServer', x=248.59, y=21.00, z=296.69], EntitySkeleton['Skeleton'/220, l='MpServer', x=249.88, y=21.00, z=298.56], EntitySkeleton['Skeleton'/222, l='MpServer', x=242.50, y=40.00, z=296.50], EntityWolf['Wolf'/226, l='MpServer', x=249.50, y=79.00, z=290.50], EntityZombie['Zombie'/230, l='MpServer', x=240.50, y=27.00, z=304.50], EntitySkeleton['Skeleton'/231, l='MpServer', x=245.50, y=70.00, z=319.50], EntitySkeleton['Skeleton'/232, l='MpServer', x=245.50, y=43.00, z=320.50], EntitySkeleton['Skeleton'/233, l='MpServer', x=240.50, y=43.00, z=320.50], EntityZombie['Zombie'/234, l='MpServer', x=246.50, y=70.00, z=320.50]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:402)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2536)
at net.minecraft.client.renderer.chunk.ChunkRenderWorker.run(SourceFile:44)
at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
Minecraft Version: 1.8.9
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 952175096 bytes (908 MB) / 1476395008 bytes (1408 MB) up to 2147483648 bytes (2048 MB)
JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
FML: MCP 9.19 Powered by Forge 11.15.1.2318 Optifine OptiFine_1.8.9_HD_U_L5 10 mods loaded, 10 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAAAA mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAAAA FML{8.0.99.99} [Forge Mod Loader] (forge-1.8.9-11.15.1.2318-1.8.9.jar)
UCHIJAAAA Forge{11.15.1.2318} [Minecraft Forge] (forge-1.8.9-11.15.1.2318-1.8.9.jar)
UCHIJAAAA modcore{0.1.40} [ModCore] (Sk1er Modcore-0.1.40 (1.8.9).jar)
UCHIJAAAA ChromaHUD{3.0} [Chroma HUD] (ChromaHUD-3.0 (1.8.9).jar)
UCHIJAAAA LunatriusCore{1.1.2.32} [LunatriusCore] (LunatriusCore-1.8.9-1.1.2.32-universal.jar)
UCHIJAAAA notenoughupdates{1.1-REL} [NotEnoughUpdates] (NotEnoughUpdates-1.1.2-REL.jar)
UCHIJAAAA Schematica{1.7.7.143} [Schematica] (Schematica-1.8.9-1.7.7.143-universal.jar)
UCHIJAAAA text_overflow_scroll{1.2} [Scrollable Tooltips] (Scrollable Tooltips-1.2 (1.8.9).jar)
UCHIJAAAA skyblockaddons{1.5.2} [SkyBlock Addons] (SkyblockAddons-1.8.9-1.5.2.jar)
Loaded coremods (and transformers):
FMLLoadingPlugin (Scrollable Tooltips-1.2 (1.8.9).jar)
club.sk1er.mods.core.forge.ClassTransformer
club.sk1er.mods.overflowscroll.forge.ClassTransformer
SkyblockAddonsLoadingPlugin (SkyblockAddons-1.8.9-1.5.2.jar)
codes.biscuit.skyblockaddons.tweaker.SkyblockAddonsTransformer
GL info: ERROR RuntimeException: No OpenGL context found in the current thread.
Launched Version: 1.8.9-forge1.8.9-11.15.1.2318-1.8.9
LWJGL: 2.9.4
OpenGL: ERROR RuntimeException: No OpenGL context found in the current thread.
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

Using VBOs: No
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: !Elm - Mashup.zip
Current Language: English (US)
Profiler Position: N/A (disabled)
CPU: 8x AMD Ryzen 5 3550H with Radeon Vega Mobile Gfx 
OptiFine Version: OptiFine_1.8.9_HD_U_L5
OptiFine Build: 20191204-143016
Render Distance Chunks: 12
Mipmaps: 4
Anisotropic Filtering: 1
Antialiasing: 0
Multitexture: false
Shaders: (internal)
OpenGlVersion: 4.6.0 NVIDIA 442.92
OpenGlRenderer: GeForce GTX 1050/PCIe/SSE2
OpenGlVendor: NVIDIA Corporation
CpuCount: 8