We see this with clients that have ESET installed. If that is the case for you, please see the knowledgebase article at: https://esupport.stardock.com/index.php?/default_import/Knowledgebase/Article/View/424/124/windowblinds-states-that-windowblinds-is-not-installed-correctly-on-this-pc
If not, please place a ticket at support@stardock.com