Okay, I just found something weird about the redstone lamps, everytime I open my world, the redstone lamps don't produce light.
---- Minecraft Crash Report ----
// I let you down. Sorry

Time: 8/6/17 9:30 PM
Description: Manually triggered debug crash

java.lang.Throwable
at bib.aD(SourceFile:1745)
at bib.t(SourceFile:1665)
at bib.az(SourceFile:1000)
at bib.a(SourceFile:419)
at net.minecraft.client.main.Main.main(SourceFile:123)

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

– Head –
Thread: Client thread
Stacktrace:
at bib.aD(SourceFile:1745)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [bud['CSouthwell2000'/309, l='MpServer', x=65.29, y=64.00, z=250.13]]
Chunk stats: MultiplayerChunkCache: 289, 289
Level seed: 0
Level generator: ID 04 - customized, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (-40,64,256), Chunk: (at 8,4,0 in -3,16; contains blocks -48,0,256 to -33,255,271), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 7098532 game time, 7839134 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: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 36 total; [bud['CSouthwell2000'/309, l='MpServer', x=65.29, y=64.00, z=250.13], zt['Bat'/451, l='MpServer', x=14.89, y=37.11, z=281.21], aaq['Horse'/196, l='MpServer', x=34.98, y=64.00, z=210.09], aaq['Horse'/197, l='MpServer', x=33.99, y=64.00, z=216.15], aad['Pig'/198, l='MpServer', x=32.51, y=64.00, z=226.31], aad['Pig'/199, l='MpServer', x=32.56, y=64.00, z=223.22], aad['Pig'/200, l='MpServer', x=34.86, y=64.00, z=222.94], zx['Cow'/201, l='MpServer', x=32.99, y=64.00, z=228.52], zx['Cow'/202, l='MpServer', x=32.01, y=64.00, z=228.49], aag['Sheep'/203, l='MpServer', x=36.19, y=64.00, z=234.49], zx['Cow'/204, l='MpServer', x=32.82, y=64.00, z=231.58], zx['Cow'/205, l='MpServer', x=36.55, y=64.00, z=231.94], aag['Sheep'/206, l='MpServer', x=36.49, y=64.00, z=235.41], aag['Sheep'/207, l='MpServer', x=36.51, y=64.00, z=236.49], aag['Sheep'/208, l='MpServer', x=34.74, y=64.00, z=238.55], aad['Pig'/209, l='MpServer', x=33.88, y=64.00, z=226.69], acl['item.item.egg'/210, l='MpServer', x=46.11, y=64.00, z=236.83], zw['Chicken'/211, l='MpServer', x=48.28, y=64.00, z=240.09], aad['Pig'/212, l='MpServer', x=35.63, y=64.00, z=224.26], zw['Chicken'/213, l='MpServer', x=45.51, y=64.00, z=236.52], aad['Pig'/214, l='MpServer', x=32.20, y=64.00, z=224.57], aag['Sheep'/278, l='MpServer', x=141.64, y=65.00, z=180.78], zw['Chicken'/215, l='MpServer', x=45.52, y=64.00, z=238.85], aag['Sheep'/279, l='MpServer', x=143.79, y=65.00, z=186.73], acl['item.item.egg'/216, l='MpServer', x=45.99, y=64.00, z=240.88], zt['Bat'/224, l='MpServer', x=63.52, y=36.46, z=206.10], acl['item.item.egg'/225, l='MpServer', x=48.60, y=64.00, z=236.13], zw['Chicken'/226, l='MpServer', x=48.54, y=64.00, z=236.85], zw['Chicken'/227, l='MpServer', x=48.73, y=64.00, z=240.29], zt['Bat'/484, l='MpServer', x=56.73, y=16.79, z=221.32], aad['Pig'/165, l='MpServer', x=-3.72, y=64.00, z=173.51], zt['Bat'/486, l='MpServer', x=61.89, y=18.10, z=226.66], zt['Bat'/487, l='MpServer', x=57.30, y=18.03, z=235.43], zt['Bat'/178, l='MpServer', x=0.40, y=32.68, z=301.43], zt['Bat'/179, l='MpServer', x=5.38, y=54.42, z=303.94], aad['Pig'/251, l='MpServer', x=81.50, y=78.00, z=313.25]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at bsb.a(SourceFile:365)
at bib.b(SourceFile:2587)
at bib.a(SourceFile:428)
at net.minecraft.client.main.Main.main(SourceFile:123)

– System Details –
Details:
Minecraft Version: 1.12.1
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 145287416 bytes (138 MB) / 368742400 bytes (351 MB) up to 2134114304 bytes (2035 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 98
Launched Version: 1.12.1
LWJGL: 2.9.4
OpenGL: Intel(R) HD Graphics 520 GL version 4.4.0 - Build 21.20.16.4574, Intel
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: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs:
Current Language: English (US)
Profiler Position: N/A (disabled)
CPU: 4x Intel(R) Core(TM) i7-6500U CPU @ 2.50GHz
#@Unable to render embedded object: File (@# Game crashed) not found. Crash report saved to: #@!@# C:\Users\bowse\AppData\Roaming\.minecraft\crash-reports\crash-2017-08-06_21.30.46-client.txt
<log4j:Event logger="pa" timestamp="1502019046524" level="INFO" thread="Server thread">
<log4j:Message><![CDATA[CSouthwell2000 lost connection: Server closed]]></log4j:Message>
</log4j:Event>