I have just updated website x5 evolution and not get the error when trying to upload Connection Error it is not possible to complete the operation FTP_Get current directory 
Author: Steven P.
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I have images below of the errors
U need o be able to update the website asap
Posted on the
Probably your destination folder is not exactly correct. Remove the text /public_html.
Then connect again and manually choose the correct folder. Check the folder name and add that one later to see if you gain direct acces with that folder name.
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Steven, normally all ftp account will be pointed to the root (which is public_html. check your ftp account and see where is being pointed by default, if its already pointed to the root, leave the destination folder field empty inside your x5 program.
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Good Luck
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