HCW8018 The external IP addresses on the Hybrid Configuration Active Directory object were not properly cleared
Original KB number: 3087163
Problem
When you run the Hybrid Configuration wizard, you receive the following error message:
HCW8018 The external IP addresses on the Hybrid Configuration Active Directory object were not properly cleared during the upgrade of the hybrid configuration.
Solution
To resolve this problem, follow these steps:
Open the Exchange Management Shell.
Run the following command to clear the external IP addresses from the hybrid configuration:
Get-HybridConfiguration | Set-HybridConfiguration -ExternalIPAddresses $null
Run the Hybrid Configuration wizard again.
More information
Still need help? Go to Microsoft Community or the Exchange TechNet Forums.
Feedback
https://aka.ms/ContentUserFeedback.
Coming soon: Throughout 2024 we will be phasing out GitHub Issues as the feedback mechanism for content and replacing it with a new feedback system. For more information see:Submit and view feedback for