Something really bad

[Sadko]

Bootstrap started
Looking for update
Downloading: https://s3.amazonaws.com/Minecraft.Download/launcher/launcher.pack.lzma
Didn't find an update in time.
Reversing LZMA on C:\Users\Sadko Man\AppData\Roaming\.minecraft\launcher.pack.lzma to C:\Users\Sadko Man\AppData\Roaming\.minecraft\launcher.pack
FATAL ERROR: net.minecraft.bootstrap.FatalBootstrapError: Unable to un-lzma: java.io.FileNotFoundException: C:\Users\Sadko Man\AppData\Roaming\.minecraft\launcher.pack (Структура диска повреждена. Чтение невозможно)
at net.minecraft.bootstrap.Bootstrap.unpack(Bootstrap.java:134)
at net.minecraft.bootstrap.Bootstrap.execute(Bootstrap.java:111)
at net.minecraft.bootstrap.Bootstrap.main(Bootstrap.java:367)


Please fix the error and restart.
Got reply in: 3569ms
No update found.

Do not understand what to do.

 

[Teeke]

clear your minecraft folder, start fresh.
i'd suggest dragging out your saves folder and server data.

 

[Baron]

Servers are being funky, it seems. A ping of 3.5K is a very, very, absurdly high one. I'd deem it connection problem.