You need to install Phil's Blob Server Module or use the WebDev module. The blob server module is free, so I would go with that one, but if you have restrictions of 3rd party modules, go with webdev.
You need to install Phil's Blob Server Module or use the WebDev module. The blob server module is free, so I would go with that one, but if you have restrictions of 3rd party modules, go with webdev.