Thanks a lot! That solved my problem. (I can't debug because the error is no occurring with Windows XP). Maybe these boxes can be checked by default (i.e. when upgrading)?
Ekkehart Georg Baum wrote:This can happen because of the new 'vector' flag for file formats. Search the list archive for details.
However some windows users reported that LyX would produce .png files for vector formats even if the vector flags where correctly set.
