problema during installation... infinite loop [SOLVED]

[harisurbd]

hhmm... are there any .xml files in your /data/other folder?

i got some problem to install GetSimple on my localhost. it's a "SERVER ERROR!" and "Error 500".
and didn't got any .xml file in "/data/other" folder. i download "GetSimple_3.0" package.

what to do now??