Support for SVG differs across all different kinds of viewer and browsers. Some features may displayed on one browser or viewer but not in another. That's why the widespread advice is still to use raster images for web display, if your goal is to have the image visible to the largest number of visi...

Then why I can view it without problems from Chrome?

Hello. Some files aren't rendered properly. For example try this one: https://es.wikipedia.org/wiki/Archivo:Barrios_del_Distrito_Centro_(Madrid).svg rendered as http://i64.tinypic.com/1o7kp0.jpg by chrome or by other SVG viewers but rendered as http://i64.tinypic.com/29zexbl.jpg by inkview and inksc...