How To Validate Svg File. Go to the Layer panel and select the shape layer. Choose the document you would like validated.
Outlines preserve the path definition and are most compatible. Choose if you want images to be saved as embedded within the document or linked files external to the document. Same goes for importing.
A doctype declaration as known from XHTML should be left off because DTD based SVG validation leads to more problems than it solves.
The SVG EditorViewer Online will help you view the SVG code and preview whats the code will display. I had a similar issue with one of the SVGs and the solution was really simple. A script that can be added to Adobe Illustrator either Windows or MacOS and offers the ability to convert an open SVG Tiny 12 file into SVG PS format. Maybe Inkscape can open it.