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via Google Groups by AWMShotDead Khairul Adha, 1 year ago
java.lang.NullPointerException: 	at com.mojang.util.UUIDTypeAdapter.fromUUID(UUIDTypeAdapter.java:22)	at net.minecraft.launcher.game.MinecraftGameRunner.getMinecraftArguments(MinecraftGameRunner.java:285)	at net.minecraft.launcher.game.MinecraftGameRunner.launchGame(MinecraftGameRunner.java:174)	at com.mojang.launcher.game.runner.AbstractGameRunner.onDownloadJobFinished(AbstractGameRunner.java:177)	at com.mojang.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:122)	at com.mojang.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12)	at com.mojang.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:86)	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)	at java.util.concurrent.FutureTask.run(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)	at java.lang.Thread.run(Unknown Source)