I uninstalled the program, used the commands you suggested, re-installed through DOSBox, followed the AC_START and AC_MAIN sequence and now it works! Thanks so much for your help! -John

Another good idea! I believe I did make that mistake. So, I uninstalled and then reinstalled using -ioctl. Alas, it still did not find the CD. Thanks for trying! 😀 -John

I really appreciate the try--it had me excited for a solution. Alas, my quick research uncovers that neither should be on Adv. Civ. I found a website that purposes to list games with copy protection ( http://www.gameburnworld.com/PCprotectedgames.htm ), especially SafeDisk. Adv. Civ. was not listed. …

Dos Game Player, Thanks for reading and replying. Alas, mounting C: is not the issue. Up a couple posts, I wrote: I have tried all of the following, after mounting C : mount d d:\ -t cdrom mount d d:\ -t cdrom -ioctl mount d d:\ -t cdrom -ioctl -usecd 0 [after having performed "mount -cd" to find …

I tacked on the below post to a thread I saw in "General," but then I saw it would be more appropriate here. The game is Advanced Civilization by Avalon Hill (a simulation of the board game by the same, not the Sid Meiers games). I have read the README and the FAQ's and newbie posts. The problem is …

I am having the same problem with the same game. I have read the README and the FAQ's and newbie posts. The problem is the same, it won't recognize the CD and comments "Unable to locate the Advanced Civilization CD." I have tried all of the following, after mounting C: mount d d:\ -t cdrom mount d …