On 17 June 2010 19:12, Rob Oakes <lyx-de...@oak-tree.us> wrote: > Hi John, > > This message means that the LaTeX document class needed by the layout is > not available. You can install these using the MikTeX package manager. > Simply search for the required package name and then click on install. > Once you have installed the needed LaTeX packages, then you can > reconfigure LyX and things should work. > > For more information on how LyX and LaTeX work together, see the first > section of this article: > > http://blog.oak-tree.us/index.php/2009/11/02/custom-lyx-nih > > The section is entitled, "Understanding the Big Picture". > > Cheers, > > Rob > > On Thu, 2010-06-17 at 18:58 +0100, John O Brien wrote: >> Hi, >> >> I just installed MiKTeX 2.8 and LyX 1.6. Whenever I try to open some >> templates in LyX I get the following message: >> >> "the layout file requested by this document, aa.layout, is not usable. >> This is probably because a LaTeXclass or style file required by it is >> not available. See the Customization documentationfor more >> information. LyX will not be able to produce output." I also get "No >> information for exporting the format PDF (pdflatex)." when I try to >> view PDF. >> >> I have seen many suggested fixes online such as reconfiguring LyX but >> none have worked. I have installed these on two laptops, one with XP >> and one with Windows 7 x64. Same problem on both. I have attached the >> textclass.lst if this is any help. >> >> Any suggestions would be greatly appreciated as I have to get my >> thesis started asap. >> >> Regards, >> John O Brien > > > Try tools_TeX Information and look for aa.cls in the LaTeX classes that LyX can recognise
-- Stephen
