hsk4792

hi guys if anyone is still here then please help me. I have localed my system with japanese and I guess i mounted the software with daemon tools and i found the yosuga no sora 'BD-ROM' or something? from my pc. I tried to run the setup from it but it doesnt work. the error code is -5001 and it says 'close any running programs', 'empty your temporary folder', 'check your internet connection' and i dont know what to do. please somebody help me.