Пишет java.lang.NullPointerException
at ru.turikhay.tlauncher.minecraft.launcher.MinecraftLauncher.migrateOldAssets(MinecraftLauncher.java:1050)
at ru.turikhay.tlauncher.minecraft.launcher.MinecraftLauncher.compareAssets(MinecraftLauncher.java:1019)
at ru.turikhay.tlauncher.minecraft.launcher.MinecraftLauncher.downloadResources(MinecraftLauncher.java:487)
at ru.turikhay.tlauncher.minecraft.launcher.MinecraftLauncher.collectInfo(MinecraftLauncher.java:477)
at ru.turikhay.tlauncher.minecraft.launcher.MinecraftLauncher.start(MinecraftLauncher.java:248)
at ru.turikhay.tlauncher.rmo.TLauncher.launch(TLauncher.java:274)
at ru.turikhay.tlauncher.ui.login.LoginForm.runProcess(LoginForm.java:155)
at ru.turikhay.tlauncher.ui.login.LoginForm.access$0(LoginForm.java:101)
at ru.turikhay.tlauncher.ui.login.LoginForm$StartThread.iterateOnce(LoginForm.java:196)
at ru.turikhay.util.async.LoopedThread.run(LoopedThread.java:38)
Thread called by: ru.turikhay.util.async.ExtendedThread$ExtendedThreadCaller
at ru.turikhay.util.async.ExtendedThread.(ExtendedThread.java:16)
at ru.turikhay.util.async.LoopedThread.(LoopedThread.java:7)
at ru.turikhay.util.async.LoopedThread.(LoopedThread.java:11)
at ru.turikhay.tlauncher.ui.login.LoginForm$StartThread.(LoginForm.java:189)
at ru.turikhay.tlauncher.ui.login.LoginForm.(LoginForm.java:67)
at ru.turikhay.tlauncher.ui.scenes.DefaultScene.(DefaultScene.java:48)
at ru.turikhay.tlauncher.ui.MainPane.(MainPane.java:44)
at ru.turikhay.tlauncher.ui.TLauncherFrame.(TLauncherFrame.java:90)
at ru.turikhay.tlauncher.rmo.TLauncher.init(TLauncher.java:152)
at ru.turikhay.tlauncher.rmo.TLauncher.(TLauncher.java:136)
… And 2 more
Попробуй обновить java.
