It was indeed 2.5.4a that I tried. However, I just read that 2.5.35 is actually the newer build? Guess that would explain it?

MadCamel wrote:Out of curiosity, what version of flex didn't like to work? I may take a poke at fixing that as there is no reason old build tools should be required to build the server.

I'll check again tomorrow, but it was the version available to CentOS via YUM. 2.5.4 I believe, possibl 2.5.4a

install flex and bison Thanks, by I had already done so. Some kind folks helped me out via IRC, and they were quite patient with me, however we got nowhere when it came to this specific error. The problem was the version of Flex I was using, hence my second post. Guess I should have made it clearer...

OK, quick note to all those running CentOS 5.2

do NOT use the version of Flex found via Yum (2.5.4) it will not work! build 2.5.35 from source!

Tried to compile eAthena on Centos 5.1 by following this tutorial: http://wiki.themanaworld.org/index.php/Setting_up_eAthena_on_Linux Got some help on IRC, but still couldn't get around this issue: make[1]: Entering directory `/root/eathena/src/map' flex -o magic-interpreter-lexer.c magic-interprete...