Hi:I've define:EXPAT_INCLUDE to:c:\program files\expat\source\liband EXPAT_BIN toc:\program files\expat\binI've also added these paths to visual studio.I get the following error:libs\graph\src\graphml.cpp(13) : fatal error C1083: Cannot open include file: 'expat.h': No such file or directoryAny help appreciated.CheersSean.s