Error: Not same number of records of BrowsersSearchIDOrder (202 entries) and BrowsersHashIDLib (203 entries without firefox,opera,chrome,safari,konqueror,svn,msie,netscape) in Browsers database. May be you updated AWStats without updating file or you made changed into not correctly. Check your file /usr/share/awstats/lib/ is up to date.

Setup ('/etc/awstats/' file, web server or permissions) may be wrong.
Check config file, permissions and AWStats documentation (in 'docs' directory).