Lee wrote: > contained a whole lot of *.ccmx files. Specifically, it also contained a > file that I had creating using instructions here . I tried removing > only this file, and dispcal worked again. The contents of that file are > here http://pastebin.com/5FwQdsw2 Well done! > Having said this, it'd be more useful if dispcal provided more > informative error messages? Agreed - it's a bug in the error handling, that I will fix. Graeme Gill.