Post Editing Error

Hi everyone, I was wrote a topic in the Turkish topics.
I am need to edit this topic but its give an error(Sorry, new users can only put 2 links in a post.) But ı don’t chance any post. Only ı want to writing text under the topic “#Bu yazı Arkakapı 1. dergisinden ve Hack4times’dan alınmıştır.#”
How can ı solve this problem?