When Attempting to create a folder it failed an now I receive an error message on opening emClient

When Attempting to create a folder I accidently placed spaces. everytime I open emClient i get the following message. Can you provide help to repair this problem
Operations

Operations Errors Log

[email protected]: An error occurred 5:27 PM
[IMAP] Unable to create folder “[email protected]/[email protected]/hyundai
/” on the server. ﴾[CANNOT] Folder contains excess whitespace ﴾Failure﴿﴿