OK - so I managed to create a SVN repository within another SVN repository on a remote network svn server. See screenshots for details. I used the Tortoise client when I originally made that fatal error. Bottom line, I just need to pull the data off of the existing repository and place it into the first/original repository.
I have a svn repo with various apps as subdirectory of a single svn repo. That worked because I could have checked out a partial, repo. As I cant do that with git obviously I need multiple repos. I ...