My b2evolution Version: Not Entered

hello
loaded latest download version of /blogs, then created a data base at my host, then called the webpage...
... mywebaddress.com/blogs/install

instead of getting set up details i recieved this messege:

Warning: main(/home/www/mywebsite/blogs/inc/locales/_locale.funcs.php): failed to open stream: No such file or directory in /home/www/mywebsite/blogs/conf/_locales.php on line 90

Fatal error: main(): Failed opening required '/home/www/mywebsite/blogs/inc/locales/_locale.funcs.php' (include_path='.:/usr/local/lib/php') in /home/www/mywebsite/blogs/conf/_locales.php on line 90

Any thoughts or knowhow
thanks
Stephenn