dupBootstrap (v5)
Current time is Sep 7, 2019 9:54:08 PM
System.getProperty('os.name') == 'Linux'
System.getProperty('os.version') == '5.2.10-gentoo'
System.getProperty('os.arch') == 'amd64'
System.getProperty('java.version') == '1.8.0_222'
System.getProperty('java.vendor') == 'IcedTea'
System.getProperty('sun.arch.data.model') == '64'

Looking for update
Downloading: https://s3.amazonaws.com/Minecraft.Download/launcher/launcher.pack.lzma
Got reply in: 964ms
No update found.
Reversing LZMA on /home/konroo/.minecraft/launcher.pack.lzma to /home/konroo/.minecraft/launcher.pack
Unpacking /home/konroo/.minecraft/launcher.pack to /home/konroo/.minecraft/launcher.jar
Cleaning up /home/konroo/.minecraft/launcher.pack
Starting launcher.
[21:54:15 INFO]: Minecraft Launcher 1.6.89-j (through bootstrap 5) started on linux...
[21:54:15 INFO]: Current time is Sep 7, 2019 9:54:15 PM
[21:54:15 INFO]: System.getProperty('os.name') == 'Linux'
[21:54:15 INFO]: System.getProperty('os.version') == '5.2.10-gentoo'
[21:54:15 INFO]: System.getProperty('os.arch') == 'amd64'
[21:54:15 INFO]: System.getProperty('java.version') == '1.8.0_222'
[21:54:15 INFO]: System.getProperty('java.vendor') == 'IcedTea'
[21:54:15 INFO]: System.getProperty('sun.arch.data.model') == '64'
[21:54:15 INFO]: proxy == DIRECT
[21:54:16 INFO]: Refreshing local version list...
[21:54:16 ERROR]: Couldn't load local version /home/konroo/.minecraft/versions/1.14.4/1.14.4.json
com.google.gson.JsonSyntaxException: duplicate key: null
	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:191) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:146) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:795) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:761) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:710) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:682) ~[Minecraft.jar:?]
	at net.minecraft.launcher.updater.LocalVersionList.refreshVersions(LocalVersionList.java:46) [launcher.jar:1.6.89-j]
	at net.minecraft.launcher.updater.MinecraftVersionManager.refreshVersions(MinecraftVersionManager.java:60) [launcher.jar:1.6.89-j]
	at net.minecraft.launcher.Launcher$2.run(Launcher.java:177) [launcher.jar:1.6.89-j]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_222]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_222]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_222]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_222]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_222]
[21:54:16 ERROR]: Couldn't load local version /home/konroo/.minecraft/versions/19w36a/19w36a.json
com.google.gson.JsonSyntaxException: duplicate key: null
	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:191) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:146) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:795) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:761) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:710) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:682) ~[Minecraft.jar:?]
	at net.minecraft.launcher.updater.LocalVersionList.refreshVersions(LocalVersionList.java:46) [launcher.jar:1.6.89-j]
	at net.minecraft.launcher.updater.MinecraftVersionManager.refreshVersions(MinecraftVersionManager.java:60) [launcher.jar:1.6.89-j]
	at net.minecraft.launcher.Launcher$2.run(Launcher.java:177) [launcher.jar:1.6.89-j]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_222]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_222]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_222]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_222]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_222]
[21:54:16 INFO]: Refreshing remote version list...
[21:54:16 INFO]: Refresh complete.
[21:54:21 INFO]: Loaded 0 profile(s); selected '(Default)'
[21:54:35 INFO]: Logging in with username & password
[21:55:13 INFO]: Getting syncinfo for selected version
[21:55:13 INFO]: Queueing library & version downloads
[21:55:13 FATAL]: Unhandled exception in thread Thread[pool-2-thread-3,5,main]
com.google.gson.JsonSyntaxException: duplicate key: null
	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:191) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:146) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93) ~[Minecraft.jar:?]
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:795) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:761) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:710) ~[Minecraft.jar:?]
	at com.google.gson.Gson.fromJson(Gson.java:682) ~[Minecraft.jar:?]
	at net.minecraft.launcher.updater.RemoteVersionList.getCompleteVersion(RemoteVersionList.java:32) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.updater.MinecraftVersionManager.getLatestCompleteVersion(MinecraftVersionManager.java:213) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.updater.MinecraftVersionManager.getLatestCompleteVersion(MinecraftVersionManager.java:37) ~[launcher.jar:1.6.89-j]
	at com.mojang.launcher.game.runner.AbstractGameRunner.playGame(AbstractGameRunner.java:67) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.game.GameLaunchDispatcher$1.run(GameLaunchDispatcher.java:111) ~[launcher.jar:1.6.89-j]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_222]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_222]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_222]
[22:08:18 INFO]: Window closed, shutting down.
[22:08:18 INFO]: Halting executors
[22:08:18 INFO]: Awaiting termination.
[22:08:18 INFO]: Goodbye.