On 06/23/2011 12:45 PM, William Hanson wrote: > OK, I now have the document I'm trying to open and convert on the > Desktop, so there are no spaces in the path to it. > > When I open the document with LyX 1.6.7 I get the error message > "Document class not available", and the further information that the > file article.layout is not usable. Proceeding with 1.6.7, the > document comes up and can be modified, but when I try to convert it I > get the error message "Couldn't export file". (Yesterday at this > point I got the error message "Cannot convert file An error occurred > whilst running phython -tt". This message doesn't appear today.) > > It's surely noteworthy that until a few days ago I had been using LyX > 1.6.7 without problems for about a year. I don't know of any recent > changes to the computer. > > When I open the document with LyX 2.0.0 I get the same error message, > "Document class not available", and the further information that it > wants me to install "article.cls". Unfortunately I don't understand > the information given there on how to install the package files. > Proceeding with 2.0.0, the document comes up and can be modified, but > when I try to convert it I get the error message "File name error", > which says that the directory path to the document can't contain > spaces. This appears in spite of the fact that the document is now on > the desktop. > The problem now seems to be that LyX hasn't found your LaTeX installation. Can you please run Tools>Reconfigure, and then post the configure.log file that will be dumped in your user directory? (See Help>About LyX for where it is located.) Or did we already do that? I can't remember.
Anyway, that is certainly the first problem. Richard