Same machine, same configuration, lyx 1.4.0 cvs: ....
+ checking for ec support in LaTeX format... yes +checking for document class a0poster [a0poster]... no +checking for document class a0poster [a0poster]... no +checking for package a4 [a4]... yes +checking for package a4wide [a4wide]... yes .... lyx-1.3.6 + checking for ec fonts... yes + checking for ec support in LaTeX format... yes +checking for document class a0poster [a0poster]... no +checking for document class aastex [aastex]... yes +checking for document class beamer [beamer]... yes +checking for document class bioinfo [bioinfo]... no +checking for document class manual [manual]... yes For this a0poster, I have a0poster.layout under my ~/.lyx/layouts but the class files have been removed. Bo