Minecraft Forums

i just download minecraft and java 64 bits and i can't launch minecraft with these error

Problem with minecraft's built in twitch. I'm not sure how to fix it unless you can unlink the twitch account from minecraft.

HAVE THE SAME PROBLEM THIS IS THE REPORT.

18:42:32 INFO]: Launching game
[18:42:32 INFO]: Unpacking natives to C:\Users\usuario\AppData\Roaming\.minecraft\versions\1.8.1\1.8.1-natives-684850326430143
[18:42:32 ERROR]: Couldn't unpack natives!
java.io.FileNotFoundException: C:\Users\usuario\AppData\Roaming\.minecraft\libraries\tv\twitch\twitch-platform\6.5\twitch-platform-6.5-natives-windows-64.jar (The system cannot find the path specified)
at java.util.zip.ZipFile.open(Native Method) ~[?:1.8.0_25]
at java.util.zip.ZipFile.<init>(ZipFile.java:220) ~[?:1.8.0_25]
at java.util.zip.ZipFile.<init>(ZipFile.java:150) ~[?:1.8.0_25]
at java.util.zip.ZipFile.<init>(ZipFile.java:164) ~[?:1.8.0_25]
at net.minecraft.launcher.game.MinecraftGameRunner.unpackNatives(MinecraftGameRunner.java:378) ~[launcher.jar:1.6.57]
at net.minecraft.launcher.game.MinecraftGameRunner.launchGame(MinecraftGameRunner.java:111) [launcher.jar:1.6.57]
at com.mojang.launcher.game.runner.AbstractGameRunner.onDownloadJobFinished(AbstractGameRunner.java:186) [launcher.jar:1.6.57]
at com.mojang.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:122) [launcher.jar:1.6.57]
at com.mojang.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12) [launcher.jar:1.6.57]
at com.mojang.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:86) [launcher.jar:1.6.57]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_25]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_25]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_25]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_25]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_25]