Hi, If you post a problem at the end of the URL %e2%80%a8/ is result of copy-paste content from Word, Excel or Web page content. In this case copied content may include the special character which sometimes hidden ASCII space character.
How to fix follow the below steps.
- Please copy the text of the article into Notepad.
- Delete the Post that, and add new post.
- With new post, You must manually enter the title to not copy.
- Copy the text on Notepad in to editor of WordPress and Publish.
Easy fix !