Murat Yildizoglu wrote: > - I have spent some time before observing that, when I have set the > document class to Presentation(beamer) in Lyx; it has introduced the > definition of \lyxframe, but not the one of the \lyxframeend. Once I have > introduced it in the preamble, I have been able to compile the document > when I export to latex.
It is defined once you insert an "EndFrame" in the document. In my experience, it is generally advisable to insert such and EndFrame at the end of a presentation. But of course the \lyxframeend definition should be inserted in all cases where this macro is used. This is a bug. HTH, Jürgen