when I paste fabricAPI to .minecraft/mods folder, can't start game. w/o api, it starts normally

---- Minecraft Crash Report ----
// Don't do that.

Time: 02.12.19 20:47
Description: Initializing game

java.lang.RuntimeException: Could not execute entrypoint stage 'client' due to errors!
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:55)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke(EntrypointUtils.java:34)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointClient.start(EntrypointClient.java:33)
at net.minecraft.class_310.method_1503(class_310.java)
at net.minecraft.class_310.method_1514(class_310.java:394)
at net.minecraft.client.main.Main.main(Main.java:155)
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.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:193)
at net.fabricmc.loader.launch.knot.Knot.init(Knot.java:138)
at net.fabricmc.loader.launch.knot.KnotClient.main(KnotClient.java:26)
Suppressed: java.lang.reflect.UndeclaredThrowableException
at com.sun.proxy.$Proxy22.onInitializeClient(Unknown Source)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointClient$$Lambda$1391/1172188074.accept(Unknown Source)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:48)
... 12 more
Caused by: java.lang.reflect.InvocationTargetException
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.fabricmc.loader.util.DefaultLanguageAdapter$1.invoke(DefaultLanguageAdapter.java:122)
... 15 more
Caused by: java.lang.NoClassDefFoundError: net/fabricmc/fabric/impl/network/PacketTypes
at net.fabricmc.fabric.impl.client.gui.ScreenProviderRegistryImpl.init(ScreenProviderRegistryImpl.java:66)
... 20 more
Caused by: java.lang.ClassNotFoundException: net.fabricmc.fabric.impl.network.PacketTypes
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at net.fabricmc.loader.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:161)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 21 more

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

-- Head --
Thread: Client thread
Stacktrace:
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:55)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke(EntrypointUtils.java:34)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointClient.start(EntrypointClient.java:33)
at net.minecraft.class_310.method_1503(class_310.java)

-- Initialization --
Details:
Stacktrace:
at net.minecraft.class_310.method_1514(class_310.java:394)
at net.minecraft.client.main.Main.main(Main.java:155)
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.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:193)
at net.fabricmc.loader.launch.knot.Knot.init(Knot.java:138)
at net.fabricmc.loader.launch.knot.KnotClient.main(KnotClient.java:26)

-- System Details --
Details:
Minecraft Version: 1.14.4
Minecraft Version ID: 1.14.4
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: 726820032 bytes (693 MB) / 1610612736 bytes (1536 MB) up to 2147483648 bytes (2048 MB)
CPUs: 4
JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
Fabric Mods:
amecs: Amecs 1.2.6+1.14.4
chunkborders: ChunkBorders 0.4.1
cloth: Cloth Events 0.6.0
cloth-config2: Cloth Config v2 1.7.3
fabric: Fabric API 0.4.0+build.240-1.14
fabric-api-base: Fabric API Base 0.1.2+b7f9825de8
fabric-biomes-v1: Fabric Biomes (v1) 0.1.0+591e97ae42
fabric-commands-v0: Fabric Commands (v0) 0.1.1+591e97ae42
fabric-containers-v0: Fabric Containers (v0) 0.1.2+591e97ae42
fabric-content-registries-v0: Fabric Content Registries (v0) 0.1.1+591e97ae42
fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.1.1+591e97ae42
fabric-dimensions-v1: fabric-dimensions-v1 0.1.0+369ab22e42
fabric-events-interaction-v0: fabric-events-interaction-v0 0.1.2+27da48aa46
fabric-events-lifecycle-v0: Fabric Events Lifecycle (v0) 0.1.2+b7f9825de8
fabric-item-groups-v0: Fabric Item Groups (v0) 0.1.0+591e97ae42
fabric-keybindings-v0: Fabric Key Bindings (v0) 0.1.1+591e97ae42
fabric-loot-tables-v1: Fabric Loot Tables (v1) 0.1.0+591e97ae42
fabric-mining-levels-v0: Fabric Mining Levels (v0) 0.1.1+b7f9825de8
fabric-models-v0: Fabric Models (v0) 0.1.0+591e97ae42
fabric-networking-blockentity-v0: Fabric Networking Block Entity (v0) 0.2.0+c877038942
fabric-networking-v0: Fabric Networking (v0) 0.1.7+12515ed975
fabric-object-builders-v0: Fabric Object Builders (v0) 0.1.1+591e97ae42
fabric-particles-v1: fabric-particles-v1 0.1.1+c877038942
fabric-registry-sync-v0: Fabric Registry Sync (v0) 0.2.2+591e97ae42
fabric-renderer-api-v1: Fabric Renderer API (v1) 0.1.1+591e97ae42
fabric-renderer-indigo: Fabric Renderer - Indigo 0.1.13+591e97ae42
fabric-rendering-data-attachment-v1: Fabric Rendering Data Attachment (v1) 0.1.1+c877038942
fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 0.1.2+36f27aa342
fabric-rendering-v0: Fabric Rendering (v0) 0.1.1+591e97ae42
fabric-resource-loader-v0: Fabric Resource Loader (v0) 0.1.3+591e97ae42
fabric-tag-extensions-v0: Fabric Tag Extensions (v0) 0.1.2+b7f9825de8
fabric-textures-v0: Fabric Textures (v0) 0.1.4+591e97ae42
fabricloader: Fabric Loader 0.7.2+build.174
fiber2cloth: Fiber To Cloth 1.2.1
malilib: MaLiLib 0.10.0-dev.20
me_zeroeightsix_fiber: fiber 0.6.0-7
minecraft: Minecraft 1.14.4
minihud: MiniHUD 0.19.0-dev.20190825.170729
mousewheelie: Mouse Wheelie 1.3.6+1.14.4
roughlyenoughitems: Roughly Enough Items 3.2.8+build.51
tweed: Tweed API 2.2.8
Launched Version: fabric-loader-0.7.2+build.174-1.14.4
LWJGL: 3.2.2 build 10
OpenGL: NO CONTEXT
GL Caps:
Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'fabric'
Type: Client (map_client.txt)
Resource Packs: ERROR NullPointerException: null
Current Language: ERROR NullPointerException: null
CPU:

Try with fabric api 0.4.1+build.245