Hi All I just tried to build revision 4484 under Windows Vista and experienced an error: ... /build/texk/web2c/../../../source/texk/web2c/luatexdir/lua/luastuff.w:269: undefined reference to `luaopen_pdfscanner' Some build log details are listed below. Warm regards to all Graham [snip] libluatex.a libff.a libluamisc.a libluasocket.a liblua51.a /g/luatexlatest/bui ld/libs/zziplib/libzzip.a /g/luatexlatest/build/libs/libpng/libpng.a /g/luatexla test/build/libs/zlib/libz.a /g/luatexlatest/build/libs/poppler/libpoppler.a -lgd i32 libmd5.a libmplib.a lib/lib.a /g/luatexlatest/build/texk/kpathsea/.libs/libk pathsea.a -lwsock32 libluatex.a(libluatex_a-luastuff.o): In function `luainterpreter': g:/luatexlatest/build/texk/web2c/../../../source/texk/web2c/luatexdir/lua/luastu ff.w:269: undefined reference to `luaopen_pdfscanner' collect2: ld returned 1 exit status make: *** [luatex.exe] Error 1 c:\MinGW\bin\strip.exe: 'build/texk/web2c/luatex.exe': No such file ls: build/texk/web2c/luatex.exe: No such file or directory