Error: Unable to import existing Exchange mailboxes using HC Exchange Import Utility with error description “Cannot invoke pipeline because runspace is not in the opened state. Current state of runspace is ‘Broken’.”
Solution: To resolve the issue please follow the steps mentioned in the article. Make sure to follow all of the steps mentioned therein.
Note: Besides the steps given in the above article, also make sure that the user account used for Remote PowerShell has domain\administrator privileges.