How can I get rid of the error “'folder_name' not valid as filename in directory” in TortoiseSVN 1.8.1 when checking out?

Question

When trying to check out a repository, I get:

My TortoiseSVN version is:

Answer 1

Remove the space in the folder's name. In order to rename folder, open Repository Browser and rename the folder.

Subversion can handle spaces in the file/folder name, but windows can not. The problem is appearing during checkout or export, as windows does not allow the creation of a folder with a name ending with a space.