Minecraft version & Mod Version:
1.15.2

Single player or Server:
Single player

Describe problem (what you were doing / what happened):
I installed the mod the other day and everything worked fine, the next day the game crashed when i click on the storage table, the pipes and the storagemaster are fine.

I already tried to reinstall the mod, running it alone and updating my forge version.

Crash log (if any):

---- Minecraft Crash Report ----
// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 11.06.20 17:48
Description: Unexpected error

java.lang.NoClassDefFoundError: mezz/jei/api/recipe/IFocus
at com.lothrazar.storagenetwork.gui.NetworkWidget.initSearchbar(NetworkWidget.java:192) ~[?:1.15.2-0.2.4] {re:classloading}
at com.lothrazar.storagenetwork.block.request.GuiNetworkTable.init(GuiNetworkTable.java:56) ~[?:1.15.2-0.2.4] {re:classloading}
at net.minecraft.client.gui.screen.Screen.init(Screen.java:339) ~[?:?] {re:classloading,pl:runtimedistcleaner:A,re:mixin,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_147108_a(Minecraft.java:800) ~[?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer.lambda$null$0(FMLPlayMessages.java:291) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer$$Lambda$5383/612189364.accept(Unknown Source) ~[?:?] {}
at java.util.Optional.ifPresent(Optional.java:159) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer.lambda$handle$1(FMLPlayMessages.java:286) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer$$Lambda$5382/2078517303.run(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.network.NetworkEvent$Context.enqueueWork(NetworkEvent.java:215) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer.handle(FMLPlayMessages.java:284) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.NetworkInitialization$$Lambda$2193/630669831.accept(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.network.simple.IndexedMessageCodec.lambda$tryDecode$3(IndexedMessageCodec.java:128) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.simple.IndexedMessageCodec$$Lambda$4999/1817490315.accept(Unknown Source) ~[?:?] {}
at java.util.Optional.ifPresent(Optional.java:159) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.network.simple.IndexedMessageCodec.tryDecode(IndexedMessageCodec.java:128) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.simple.IndexedMessageCodec.consume(IndexedMessageCodec.java:162) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.simple.SimpleChannel.networkEventListener(SimpleChannel.java:80) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.simple.SimpleChannel$$Lambda$2138/630537190.accept(Unknown Source) ~[?:?] {}
at net.minecraftforge.eventbus.EventBus.doCastFilter(EventBus.java:212) ~[eventbus-2.2.0-service.jar:?] {}
at net.minecraftforge.eventbus.EventBus.lambda$addListener$11(EventBus.java:204) ~[eventbus-2.2.0-service.jar:?] {}
at net.minecraftforge.eventbus.EventBus$$Lambda$2140/8039120.invoke(Unknown Source) ~[?:?] {}
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:258) ~[eventbus-2.2.0-service.jar:?] {}
at net.minecraftforge.fml.network.NetworkInstance.dispatch(NetworkInstance.java:84) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.NetworkHooks.lambda$onCustomPayload$1(NetworkHooks.java:78) ~[?:?] {re:classloading}
at net.minecraftforge.fml.network.NetworkHooks$$Lambda$4986/1021881658.apply(Unknown Source) ~[?:?] {}
at java.util.Optional.map(Optional.java:215) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.network.NetworkHooks.onCustomPayload(NetworkHooks.java:78) ~[?:?] {re:classloading}
at net.minecraft.client.network.play.ClientPlayNetHandler.func_147240_a(ClientPlayNetHandler.java:1868) ~[?:?] {re:classloading,xf:fml:xaerominimap:xaero_clientplaynethandler_handlechunkdata,xf:fml:xaerominimap:xaero_clientplaynethandler_handleblockchange,xf:fml:xaerominimap:xaero_clientplaynethandler_handlemultiblockchange,pl:runtimedistcleaner:A}
at net.minecraft.network.play.server.SCustomPayloadPlayPacket.func_148833_a(SCustomPayloadPlayPacket.java:59) ~[?:?] {re:classloading}
at net.minecraft.network.play.server.SCustomPayloadPlayPacket.func_148833_a(SCustomPayloadPlayPacket.java:11) ~[?:?] {re:classloading}
at net.minecraft.network.PacketThreadUtil.lambda$checkThreadAndEnqueue$0(PacketThreadUtil.java:33) ~[?:?] {re:classloading,xf:OptiFine:default}
at net.minecraft.network.PacketThreadUtil$$Lambda$5104/1326395812.run(Unknown Source) ~[?:?] {}
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213166_h(ThreadTaskExecutor.java:173) ~[?:?] {re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.util.concurrent.RecursiveEventLoop.func_213166_h(SourceFile:23) ~[?:?] {re:classloading}
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213168_p(ThreadTaskExecutor.java:135) ~[?:?] {re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213160_bf(ThreadTaskExecutor.java:115) ~[?:?] {re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
at net.minecraft.client.Minecraft.func_195542_b(Minecraft.java:897) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:553) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(SourceFile:204) [?:?] {re:classloading}
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:56) [forge-1.15.2-31.2.0.jar:31.2] {}
at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$443/1265287441.call(Unknown Source) [forge-1.15.2-31.2.0.jar:31.2] {}
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-5.1.0.jar:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-5.1.0.jar:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-5.1.0.jar:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:81) [modlauncher-5.1.0.jar:?] {re:classloading}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:65) [modlauncher-5.1.0.jar:?] {re:classloading}
Caused by: java.lang.ClassNotFoundException: mezz.jei.api.recipe.IFocus
at java.lang.ClassLoader.findClass(ClassLoader.java:530) ~[?:1.8.0_51] {}
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51] {}
at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:101) ~[modlauncher-5.1.0.jar:?] {re:classloading}
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51] {}
... 51 more

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

-- Head --
Thread: Render thread
Stacktrace:
at com.lothrazar.storagenetwork.gui.NetworkWidget.initSearchbar(NetworkWidget.java:192)
at com.lothrazar.storagenetwork.block.request.GuiNetworkTable.init(GuiNetworkTable.java:56)
at net.minecraft.client.gui.screen.Screen.init(Screen.java:339)
at net.minecraft.client.Minecraft.func_147108_a(Minecraft.java:800)
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer.lambda$null$0(FMLPlayMessages.java:291)
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer$$Lambda$5383/612189364.accept(Unknown Source)
at java.util.Optional.ifPresent(Optional.java:159)
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer.lambda$handle$1(FMLPlayMessages.java:286)
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer$$Lambda$5382/2078517303.run(Unknown Source)
at net.minecraftforge.fml.network.NetworkEvent$Context.enqueueWork(NetworkEvent.java:215)
at net.minecraftforge.fml.network.FMLPlayMessages$OpenContainer.handle(FMLPlayMessages.java:284)
at net.minecraftforge.fml.network.NetworkInitialization$$Lambda$2193/630669831.accept(Unknown Source)
at net.minecraftforge.fml.network.simple.IndexedMessageCodec.lambda$tryDecode$3(IndexedMessageCodec.java:128)
at net.minecraftforge.fml.network.simple.IndexedMessageCodec$$Lambda$4999/1817490315.accept(Unknown Source)
at java.util.Optional.ifPresent(Optional.java:159)
at net.minecraftforge.fml.network.simple.IndexedMessageCodec.tryDecode(IndexedMessageCodec.java:128)
at net.minecraftforge.fml.network.simple.IndexedMessageCodec.consume(IndexedMessageCodec.java:162)
at net.minecraftforge.fml.network.simple.SimpleChannel.networkEventListener(SimpleChannel.java:80)
at net.minecraftforge.fml.network.simple.SimpleChannel$$Lambda$2138/630537190.accept(Unknown Source)
at net.minecraftforge.eventbus.EventBus.doCastFilter(EventBus.java:212)
at net.minecraftforge.eventbus.EventBus.lambda$addListener$11(EventBus.java:204)
at net.minecraftforge.eventbus.EventBus$$Lambda$2140/8039120.invoke(Unknown Source)
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:258)
at net.minecraftforge.fml.network.NetworkInstance.dispatch(NetworkInstance.java:84)
at net.minecraftforge.fml.network.NetworkHooks.lambda$onCustomPayload$1(NetworkHooks.java:78)
at net.minecraftforge.fml.network.NetworkHooks$$Lambda$4986/1021881658.apply(Unknown Source)
at java.util.Optional.map(Optional.java:215)
at net.minecraftforge.fml.network.NetworkHooks.onCustomPayload(NetworkHooks.java:78)
at net.minecraft.client.network.play.ClientPlayNetHandler.func_147240_a(ClientPlayNetHandler.java:1868)
at net.minecraft.network.play.server.SCustomPayloadPlayPacket.func_148833_a(SCustomPayloadPlayPacket.java:59)
at net.minecraft.network.play.server.SCustomPayloadPlayPacket.func_148833_a(SCustomPayloadPlayPacket.java:11)
at net.minecraft.network.PacketThreadUtil.lambda$checkThreadAndEnqueue$0(PacketThreadUtil.java:33)
at net.minecraft.network.PacketThreadUtil$$Lambda$5104/1326395812.run(Unknown Source)
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213166_h(ThreadTaskExecutor.java:173)
at net.minecraft.util.concurrent.RecursiveEventLoop.func_213166_h(SourceFile:23)
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213168_p(ThreadTaskExecutor.java:135)

-- Affected level --
Details:
All players: 1 total; [ClientPlayerEntity['Pat43player'/32, l='MpServer', x=-742.19, y=69.00, z=83.37]]
Chunk stats: Client Chunk Cache: 1225, 880
Level dimension: DimensionType{minecraft:overworld}
Level name: MpServer
Level seed: -1678024189485325870
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options: {}
Level spawn location: World: (-854,85,7), Chunk: (at 10,5,7 in -54,0; contains blocks -864,0,0 to -849,255,15), Region: (-2,0; contains chunks -64,0 to -33,31, blocks -1024,0,0 to -513,255,511)
Level time: 343153 game time, 1 day time
Known server brands:
Level was modded: false
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
Server brand: forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.world.ClientWorld.func_72914_a(ClientWorld.java:611)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:1763)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:572)
at net.minecraft.client.main.Main.main(SourceFile:204)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:56)
at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$443/1265287441.call(Unknown Source)
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37)
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54)
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72)
at cpw.mods.modlauncher.Launcher.run(Launcher.java:81)
at cpw.mods.modlauncher.Launcher.main(Launcher.java:65)

-- System Details --
Details:
Minecraft Version: 1.15.2
Minecraft Version ID: 1.15.2
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: 6958503200 bytes (6636 MB) / 8589934592 bytes (8192 MB) up to 8589934592 bytes (8192 MB)
CPUs: 12
JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx8G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
ModLauncher: 5.1.0+69+master.79f13f7
ModLauncher launch target: fmlclient
ModLauncher naming: srg
ModLauncher services:
/eventbus-2.2.0-service.jar eventbus PLUGINSERVICE
/forge-1.15.2-31.2.0.jar object_holder_definalize PLUGINSERVICE
/forge-1.15.2-31.2.0.jar runtime_enum_extender PLUGINSERVICE
/accesstransformers-2.1.1-shadowed.jar accesstransformer PLUGINSERVICE
/forge-1.15.2-31.2.0.jar capability_inject_definalize PLUGINSERVICE
/forge-1.15.2-31.2.0.jar runtimedistcleaner PLUGINSERVICE
/preview_OptiFine_1.15.2_HD_U_G1_pre18.jar OptiFine TRANSFORMATIONSERVICE
/forge-1.15.2-31.2.0.jar fml TRANSFORMATIONSERVICE
/MixinBootstrap-1.0.3.jar mixinbootstrap TRANSFORMATIONSERVICE
/OptiForge-MC1.15.2-0.1.19.jar optiforge TRANSFORMATIONSERVICE
/MixinBootstrap-1.0.3.jar mixin PLUGINSERVICE
/MixinBootstrap-1.0.3.jar mixinbootstrap PLUGINSERVICE
FML: 31.2
Forge: net.minecraftforge:31.2.0
FML Language Providers:
[email protected]
minecraft@1
Mod List:
forge-1.15.2-31.2.0-client.jar Minecraft {[email protected] DONE}
OptiForge-MC1.15.2-0.1.19.jar OptiForge {[email protected] DONE}
Simple-Storage-Network-Mod-1.15.2.jar Simple Storage Network {[email protected] DONE}
forge-1.15.2-31.2.0-universal.jar Forge {[email protected] DONE}
invtweaks-1.15.2-2.0.3.jar Inventory Tweaks Reborn {[email protected] DONE}
Xaeros_Minimap_20.11.0_Forge_1.15.2.jar Xaero's Minimap {[email protected] DONE}
Waystones_1.15.2-6.0.1.jar Waystones {[email protected] DONE}
Project+MMO-1.15-3.1.jar Project MMO {[email protected] DONE}
XaerosWorldMap_1.5.7_Forge_1.15.2.jar Xaero's World Map {[email protected] DONE}
moreoverlays-1.16.1.jar More Overlays {[email protected] DONE}
ironchest-1.15.2-10.0.3.jar Iron Chests {[email protected] DONE}
xptome-1.15.2-v1.1.5.jar XP Tome {[email protected] DONE}
Launched Version: 1.15.2-forge-31.2.0
Backend library: LWJGL version 3.2.2 build 10
Backend API: GeForce GTX 1660/PCIe/SSE2 GL version 4.6.0 NVIDIA 446.14, NVIDIA Corporation
GL Caps: Using framebuffer using OpenGL 3.0
Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'forge'
Type: Client (map_client.txt)
Resource Packs: vanilla, file/VanillaBDcraft 128x MC115.zip
Current Language: Deutsch (Deutschland)
CPU: 12x AMD Ryzen 5 2600 Six-Core Processor
OptiFine Version: OptiFine_1.15.2_HD_U_G1_pre18
OptiFine Build: 20200519-182630
Render Distance Chunks: 15
Mipmaps: 4
Anisotropic Filtering: 1
Antialiasing: 0
Multitexture: false
Shaders: null
OpenGlVersion: 4.6.0 NVIDIA 446.14
OpenGlRenderer: GeForce GTX 1660/PCIe/SSE2
OpenGlVendor: NVIDIA Corporation
CpuCount: 12

(If this is a suggestion and not a bug report, delete all this and just write your suggestion!)

do you have JEI installed? if so what version? I am testing right now with newest forge and JEI jei-1.15.2-6.0.2.9.jar

added a trycatch, and confirmed it works on latest JEI 6.0.2.12 https://www.curseforge.com/minecraft/mc-mods/simple-storage-network/files/2990699