See also related bugs (all about dylib versions and DYLD_LIBRARY_PATH conflicts) Bug #345176 in Inkscape: “Python scripts/extensions broken on Mac OS X Leopard Leopard” Bug #392693 in Inkscape: “Conflict between bundled and system libxml dylib” Bug #398957 in Inkscape: “0.46 crashes on launch running under Mac OSX 10.6 (Snow Leapord)”
Could you try a recent prerelease build from <http:// sourceforge. net/projects/ inkscape/ files/> if you still get the error messages regarding an outdated libpngxx.x.dylib?
See also related bugs (all about dylib versions and DYLD_LIBRARY_PATH conflicts)
Bug #345176 in Inkscape: “Python scripts/extensions broken on Mac OS X Leopard Leopard”
Bug #392693 in Inkscape: “Conflict between bundled and system libxml dylib”
Bug #398957 in Inkscape: “0.46 crashes on launch running under Mac OSX 10.6 (Snow Leapord)”