Kod na uruchomienie mc 1.6.4 forge

[wojtte]

Robię launcher do mc forge 1.6.4. Wie ktoś gdzie się pomyliłem w tym kodzie?

natives0="%APPDATA%/.minecraft\libraries\net\minecraftforge\minecraftforge\9.11.1.965\minecraftforge-9.11.1.965.jar;%APPDATA%/.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar;%APPDATA%/.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar;";
natives1="%APPDATA%/.minecraft\libraries\org\scala-lang\scala-library\2.10.2\scala-library-2.10.2.jar;%APPDATA%/.minecraft\libraries\org\scala-lang\scala-compiler\2.10.2\scala-compiler-2.10.2.jar;%APPDATA%/.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar;%APPDATA%/.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar;%APPDATA%/.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar;%APPDATA%/.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar;%APPDATA%/.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar;";
natives2="%APPDATA%/.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar;%APPDATA%/.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar;%APPDATA%/.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar;%APPDATA%/.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar;%APPDATA%/.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar;%APPDATA%/.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar;%APPDATA%/.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar;%APPDATA%/.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;";
natives3="%APPDATA%/.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;%APPDATA%/.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar;%APPDATA%/.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar;%APPDATA%/.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar;%APPDATA%/.minecraft\versions\nazwa_wersji\nazwa_wersji.jar";
uruchom=natives0+natives1+natives2+natives3;
nick="--username=" + nickname->Text;
start="javaw -Xmx1024m -Djava.library.path=%APPDATA%/.minecraft\versions\nazwa_wersji\nazwa_wersji-natives-1394444507368 -cp " + uruchom + " net.minecraft.launchwrapper.Launch  --tweakClass cpw.mods.fml.common.launcher.FMLTweaker --session SessionID --version 1.6.4 --gameDir %APPDATA%/.minecraft --assetsDir %APPDATA%/.minecraft\assets ";
system(("cmd.exe /c" + start + nick).c_str());

Wszystkie biblioteki raczej są, może coś w części start napisałem nie tak?