[09:54:09 INFO]: Minecraft Launcher 1.6.89-j (through bootstrap 100) started on linux...
[09:54:09 INFO]: Current time is Sep 5, 2019 9:54:09 AM
[09:54:09 INFO]: System.getProperty('os.name') == 'Linux'
[09:54:09 INFO]: System.getProperty('os.version') == '4.4.0-148-generic'
[09:54:09 INFO]: System.getProperty('os.arch') == 'amd64'
[09:54:09 INFO]: System.getProperty('java.version') == '1.8.0_212'
[09:54:09 INFO]: System.getProperty('java.vendor') == 'Oracle Corporation'
[09:54:09 INFO]: System.getProperty('sun.arch.data.model') == '64'
[09:54:09 INFO]: proxy == DIRECT
[09:54:10 INFO]: Refreshing local version list...
[09:54:10 INFO]: Refreshing remote version list...
[09:54:13 INFO]: Refresh complete.
[09:54:14 INFO]: Loaded 1 profile(s); selected 'Super_Bacon1st'
[09:54:14 INFO]: Refreshing auth...
[09:54:14 INFO]: Logging in with access token
[09:54:16 INFO]: Getting syncinfo for selected version
[09:54:16 INFO]: Queueing library & version downloads
[09:54:17 FATAL]: Unhandled exception in thread Thread[pool-2-thread-2,5,main]
com.google.gson.JsonSyntaxException: duplicate key: null
at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:190) ~[launcher.jar:1.6.89-j]
at com.google.gson.internal.bind.MapTypeAdapterFactory$Adapter.read(MapTypeAdapterFactory.java:145) ~[launcher.jar:1.6.89-j]
at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$1.read(ReflectiveTypeAdapterFactory.java:93) ~[launcher.jar:1.6.89-j]
at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:172) ~[launcher.jar:1.6.89-j]
at com.google.gson.Gson.fromJson(Gson.java:803) ~[launcher.jar:1.6.89-j]
at com.google.gson.Gson.fromJson(Gson.java:768) ~[launcher.jar:1.6.89-j]
at com.google.gson.Gson.fromJson(Gson.java:717) ~[launcher.jar:1.6.89-j]
at com.google.gson.Gson.fromJson(Gson.java:689) ~[launcher.jar:1.6.89-j]
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$1.run(GameLaunchDispatcher.java:111) ~[launcher.jar:1.6.89-j]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_212]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_212]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
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Comments 3
Thank you for your report!
We're actually already tracking this issue in MCL-11993, so I resolved and linked this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
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I just Tried to download another version of Minecraft, turns out every other version works except 1.14.4. 1.14.4 is just stuck on preparing.