[nice feature for google code hosting , if your oss project already exists on the sf.net then they give you an warning about it ]
The project name that you entered conflicts with one that is reserved. [flamerobin in our case]
The most common reason for a project name to be reserved is that it is already being used on another open source project hosting site. Having a different project with the same name could be confusing to user and detrimental to the existing project.Sometimes when two developers think of the same name, it is because they have the same goal in mind. You might want to familiarize yourself with the existing project, and consider whether it would be better to work with them rather than create a potentially similar project of your own.
Read more at code.google.com/hosting...