Problem export from maya2dts

System: macos x 10.4
maya: 6.0 PLE (personal learning edition)
installation: Maya2DTSExporter.lib copied into Library/Preference/AliasWavefront/maya/6.0/plug-ins
(the path is : Library/Preference/Alias/maya/6.0PLE/plug-ins
dtsUtility.mel Library/Preferences/AliasWavefront/maya/6.0/scripts

then in window>settings>

i can't load there is an error 0 ...

has anybody an idea about this? is there someone with macos x 10.3 or 10.4 running this exporter and hast no problem?

thanks for reply

t00cg