For the record, I created the tag myself with definition=true(), so the error is right (i.e. you are trying to set particular nodes on a tag with a definition); I just don't like getting dumped to a page that says "Internal Server Error".
For the record, I created the tag myself with definition=true(), so the error is right (i.e. you are trying to set particular nodes on a tag with a definition); I just don't like getting dumped to a page that says "Internal Server Error".