DevTools failed to load SourceMap: Could not load content for https://widget.cloudinary.com/v2.0/n/dwtc6zep7/364/main.js.map: HTTP error: status code 200, code example

Example: DevTools failed to load SourceMap: Could not load content for

Open Developer Tools, 
go to "Settings" for Developer Tools, 
then uncheck Enable JavaScript Sourcemaps under the "Sources" settings.
Restart Browser if needed