Have you tried running lyx2lyx on them and see what that says? perhaps with the --noisy option?
LyX will display, but can't convert. So you need to look what image you are trying to display and whether there is a converter for that. Sometimes just a Tools --> Reconfigure will do the trick el On 06/10/2022 17:21, ahostmadsen--- via lyx-users wrote: > Thanks, I checked. Yes, it’s on. > > One further issue: LyX doesn’t display graphics: “error converting to > loadable format." > > But I just mention these issues as symptoms. My main issue is that I > cannot open older LyX files, which is a serious headache. > > (Sorry, I’m not sure about the right way to reply to messages on the > list) > -- To email me replace 'nospam' with 'el' -- lyx-users mailing list lyx-users@lists.lyx.org http://lists.lyx.org/mailman/listinfo/lyx-users