adding the other strace you gave me.
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
rt_sigaction(SIGINT, {0x8077b24, [], 0}, {SIG_DFL}, 8) = 0
waitpid(-1, current locale is not supported in X11, locale is set to CX locale
modifiers are not supported, using defaultjava.lang.InternalError: Current locale is not supported
at sun.awt.motif.MWindowPeer.pSetTitle(Native Method)
at sun.awt.motif.MWindowPeer.init(MWindowPeer.java:97)
at sun.awt.motif.MFramePeer.<init>(MFramePeer.java:58)
at sun.awt.motif.MToolkit.createFrame(MToolkit.java:209)
at java.awt.Frame.addNotify(Frame.java:472)
at java.awt.Window.pack(Window.java:433)
at se.pureit.swing.util.SplashWindow.setVisible(Unknown Source)
at com.onseven.dbvis.DbVisualizer.<init>(Unknown Source)
at com.onseven.dbvis.DbVisualizer.<init>(Unknown Source)
at com.onseven.dbvis.DbVisualizer$DbVisualizerWrapper.<init>(Unknown Source)
at com.onseven.dbvis.DbVisualizer.main(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)
at com.install4j.runtime.Launcher.main(Unknown Source)
java.lang.InternalError: Current locale is not supported
at sun.awt.motif.MWindowPeer.pSetTitle(Native Method)
at sun.awt.motif.MWindowPeer.init(MWindowPeer.java:97)
at sun.awt.motif.MFramePeer.<init>(MFramePeer.java:58)
at sun.awt.motif.MToolkit.createFrame(MToolkit.java:209)
at java.awt.Frame.addNotify(Frame.java:472)
at java.awt.Window.show(Window.java:459)
at java.awt.Component.show(Component.java:1133)
at java.awt.Component.setVisible(Component.java:1088)
at com.exe4j.runtime.LauncherEngine.handleFailure(Unknown Source)
at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)
at com.install4j.runtime.Launcher.main(Unknown Source)