Thanks, Uwe. I filed a bug report. Unfortunately, adding the deleted \usepackage lines back to the LyX file did not prevent the error.
David On Tue, Mar 10, 2009 at 4:31 PM, Uwe Stöhr <uwesto...@web.de> wrote: > David Bickel schrieb: > >> Thanks, Uwe. I reproduced the error using the following file contents. > > The problem is that the file exported from SWP has a huge amount of > definitions in the document preamble that are not used in the further > document. For example the counter "MaxMatrixCols" is set. This can only be > done when the package "graphics" is loaded. When importing to LyX, LyX's > tex2lyx converter checks what packages are used in the document. But in your > document you don't have any graphic and matrix, therefore tex2lyx kicks out > the unneeded package "graphics" and you then get an error when compiling > your document that MaxMatrixCols is unknown. This has been proven useful > because every unneeded package may cause problems or interferences with > other packages. But although the export from SWP contains unneeded > definitions, your file must work. > Can you therefore please file a bug report at bugzilla.lyx.org (CC me > there), I'll try for fix this for the next LyX release. > >> How should I modify the preamble for proper import? > > Delete the packages from the preamble of your LaTeX documents that are not > used in the further document. But to know that, you must be a LaTeX expert, > therefore there's no general workaround. > The easiest way is to add all lines starting with > \usepackage > that have been deleted by LyX to the preamble of the LyX document got by > importing a TeX file. > To see what packages you need to add, use in LyX the menu View->Source and > use there the option "complete source". Then compare the \usepackage lines > with that from the LaTeX file and add the missing ones to the document > preamble in LyX (menu Document->Settings). > > regards Uwe >
