stuart.mvula@sjog.mw wrote:

We have installed koha 2.2.9 on windows and set the parameters succesfully.We also entered about 3,000 titles of books and everthing was working perfectly untill on the 13th August 2009,when we insttalled avira ant-virus. At the moment,we are no longer able to access the KOHA database and intead we get error 500.For more details here is what we get from the server. [...] Premature end of script headers: mainpage.pl If you think this is a server error, please contact the webmaster . Error 500 intranet 08/18/09 12:04:12 Apache/2.0.63 (Win32

I think this is probably a problem with either the anti-virus or a more general Apache/Perl/MySQL installation problem, but you could look at the error.log file for that time to find more info. Hope taht helps, -- MJ Ray (slef) LMS developer and webmaster at | software www.software.coop http://mjr.towers.org.uk | .... co IMO only: see http://mjr.towers.org.uk/email.html | .... op