vCenter Server with the alert: Could not establish communication with NSX Manager . Please contact administrator

Products

• VMware NSX

Issue/Introduction

You see an alert in the vCenter Server similar to:

Could not establish communication with NSX Manager. Please contact administrator.

Environment

VMware NSX for vSphere 6.4.x

Resolution

To resolve this issue if you are using Active Directory:

Domain information has to be added to the following:

vSphere Web Client > Networking & Security > NSX Manager > Domains.

For more information, see the Register a Windows Domain with NSX Manager section in the NSX for vSphere Administration Guide.