Please don't hesitate to contact me with any comments or questions you might have.
State which version of C-evo and what operating system you are using.
For general support use the forum thread started
https://forums.civfanatics.com/threads/c-evo-distant-horizon.681373/
Arch Linux can use the forum thread
https://bbs.archlinux.org/viewtopic.php?id=269104
Debian Linux can use the forum thread
https://forums.debian.net/viewtopic.php?t=148877
Registration is required on these forums, and is free.
On Linux, extra documentation is in
/usr/share/doc/c-evo-dh-data