Nothing happens when starting

I am trying to start UltraMixer but the splash screen displays but nothing happens.

UltraMizer 2.0.3 (Beta), Java 1.5.0_05-b05, Gentoo Linux, Gnome, 1.6Ghz, 512 ram

Found this file umerr.txt, perhaps that can help:

2005-dec-21 21:52:35 java.util.prefs.FileSystemPreferences$2 run INFO: Created user preferences directory. 2005-dec-21 21:52:36 com.ultramixer.preferences.c <init> INFO: Different key size... 2005-dec-21 21:52:36 model.PlayerNative <clinit> VARNING: Couldn't load native library! Switch off backend (MODEL_OFF=true) java.lang.UnsatisfiedLinkError: /home/markus/UltraMixer/libPlayerNative.so: libstdc++.so.6: cannot open shared object file: No such file or directory at java.lang.ClassLoader$NativeLibrary.load(Native Method) at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1751) at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1676) at java.lang.Runtime.loadLibrary0(Runtime.java:822) at java.lang.System.loadLibrary(System.java:992) at model.PlayerNative.<clinit>(Unknown Source) at com.ultramixer.model.pn.PlayerFmod4.h(Unknown Source) at com.ultramixer.model.a.b(Unknown Source) at com.ultramixer.main.view.StartUltramixer.b(Unknown Source) at com.ultramixer.main.view.StartUltramixer.main(Unknown Source) Exception in thread "main" java.lang.UnsatisfiedLinkError: Command at model.PlayerNative.Command(Native Method) at com.ultramixer.model.pn.PlayerFmod4.h(Unknown Source) at com.ultramixer.model.a.b(Unknown Source) at com.ultramixer.main.view.StartUltramixer.b(Unknown Source) at com.ultramixer.main.view.StartUltramixer.main(Unknown Source)[/code:b61b6]

This issue is described here:

ultramixer.com/forum/viewtop … c&start=30

Best regards,