Minecraft Forums

Hello, I recently installed MagicLauncher 1.7.
But whenever I try to start the game it shows this

MagicLauncher 1.1.7
java.home: C:\Program Files\Java\jre7
java.runtime.name: Java(TM) SE Runtime Environment
java.runtime.version: 1.7.0_25-b17
os.name: Windows XP
os.version: 5.1
os.arch: x86
sun.arch.data.model: 32
java.io.FileNotFoundException: C:\Documents and Settings\Compaq_Owner\Application Data\.minecraft\versions\Yo\Yo.json (The system cannot find the file specified)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(Unknown Source)
at magic.launcher.a.l.a(Unknown Source)
at magic.launcher.a.l.a(Unknown Source)
at magic.launcher.a.l.a(Unknown Source)
at magic.launcher.a.d.b(Unknown Source)
at magic.launcher.a.d.a(Unknown Source)
at magic.launcher.MagicLauncher.g(Unknown Source)
at magic.launcher.MagicLauncher.d(Unknown Source)
at magic.launcher.MagicLauncher.<init>(Unknown Source)
at magic.launcher.MagicLauncher.main(Unknown Source)

*** Starting Minecraft ***
Profile: Default
Environment: Classic
Minecraft version: 1.6.2
Minecraft.jar: 1.6.2.jar
Mods:
OptiFine_1.6.2_HD_U_C4.jar
minecraftforge-universal-1.6.2-9.10.1.871.jar
[1.6.2]ReiMinimap_v3.4_01.zip
Inactive external mods:
Inactive core mods:
Java path: C:\Program Files\Java\jre7\bin\java
Memory: 1024 MB
LauncherPath: /C:/Documents and Settings/Compaq_Owner/Desktop/MagicLauncher_1.1.7.exe
Main class: net.minecraft.client.Minecraft
Error occurred during initialization of VM
Could not reserve enough space for object heap

Does anyone know anything I could do?