XnView Software

I used "Alt+M" to move a file, then I typed C:\Temp\test and press "enter".
By my mistake, I pressed the "space bar" after the word "test " creating a blank character after the letter "t".
XnView presented a "pop up" ...
"The C:\Temp\test folder does not exist. The file may have been moved or ...

Windows Explorer does not permit a blank character at end of the directory name, but using the "move to" command (ALT+M) of XnView V.1.97, a directory was created with a blank charcter at end of the name, like "C:\Temp\test ". Now I can not remove/delete/rename this directory, using Windows Explorer ...