---- Minecraft Crash Report ----
// Everything's going to plan. No, really, that was supposed to happen.

Time: 05/12/17 10:40
Description: Initializing game

java.lang.RuntimeException: java.nio.file.FileAlreadyExistsException: /home/alain/.minecraft/saves
	at bix.<init>(SourceFile:36)
	at biu.<init>(SourceFile:38)
	at bmm.an(SourceFile:450)
	at bmm.a(SourceFile:366)
	at net.minecraft.client.main.Main.main(SourceFile:134)
Caused by: java.nio.file.FileAlreadyExistsException: /home/alain/.minecraft/saves
	at sun.nio.fs.UnixException.translateToIOException(UnixException.java:88)
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
	at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
	at sun.nio.fs.UnixFileSystemProvider.createDirectory(UnixFileSystemProvider.java:384)
	at java.nio.file.Files.createDirectory(Files.java:674)
	at java.nio.file.Files.createAndCheckIsDirectory(Files.java:781)
	at java.nio.file.Files.createDirectories(Files.java:727)
	at bix.<init>(SourceFile:33)
	... 4 more


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Client thread
Stacktrace:
	at bix.<init>(SourceFile:36)
	at biu.<init>(SourceFile:38)
	at bmm.an(SourceFile:450)

-- Initialization --
Details:
Stacktrace:
	at bmm.a(SourceFile:366)
	at net.minecraft.client.main.Main.main(SourceFile:134)

-- System Details --
Details:
	Minecraft Version: 17w48a
	Operating System: Linux (amd64) version 4.13.0-0.bpo.1-amd64
	Java Version: 1.8.0_151, Oracle Corporation
	Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 165667968 bytes (157 MB) / 248774656 bytes (237 MB) up to 1060372480 bytes (1011 MB)
	JVM Flags: 5 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 17w48a
	LWJGL: 3.1.2 build 29
	OpenGL: GeForce GTX 970/PCIe/SSE2 GL version 4.5.0 NVIDIA 375.82, NVIDIA Corporation
	GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

	Using VBOs: Yes
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: 
	Current Language: ~~ERROR~~ NullPointerException: null
	Profiler Position: N/A (disabled)
	CPU: 4x Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz