vCenter License tab for ESXi not populating

Products

• VMware vSphere ESXi

Issue/Introduction

The license tab for an ESXi host is not populating when attempting to review it using the vCenter UI.

Environment

vCenter 8.x

Cause

From the /var/log/vmware/vpxd/vpxd.log file: 

<time / date> error vpxd[05838] [Originator@6876 sub=Default opID=wcp-licenseRefreshMonitor-7c] [VpxLRO] -- ERROR lro-25814255 -- 521a31d5-67c7-2274-29ec-e52afdd6347b(52caf
bac-a115-ea1d-f92b-d24c972c55a0) -- LicenseAssignmentManager -- vim.LicenseAssignmentManager.isFeatureAvailable: :vmodl.RuntimeFault
--> Result:
--> (vmodl.RuntimeFault) {
-->    faultCause = (vmodl.MethodFault) null,
-->    faultMessage = <unset>
-->    msg = "Received SOAP response fault from [<<cs p:00007fad5c007480, TCP:localhost:1080>, /ls/sdk>]: isFeatureAvailable
--> Unable to retrieve license entities from storage"
--> }
--> Args:
-->
--> Arg entityFeaturePair:
--> (vim.LicenseAssignmentManager.EntityFeaturePair) [
-->    (vim.LicenseAssignmentManager.EntityFeaturePair) {
-->       entityId = "host-37",
-->       feature = "wcp"
-->    },
-->    (vim.LicenseAssignmentManager.EntityFeaturePair) {
-->       entityId = "host-11",
-->       feature = "wcp"
-->    },
-->    (vim.LicenseAssignmentManager.EntityFeaturePair) {
-->       entityId = "host-45507",
-->       feature = "wcp"
-->    },
-->    (vim.LicenseAssignmentManager.EntityFeaturePair) {
-->       entityId = "host-36",
-->       feature = "wcp"
-->    },
-->    (vim.LicenseAssignmentManager.EntityFeaturePair) {
-->       entityId = "host-21",
-->       feature = "wcp"
-->    },
-->    (vim.LicenseAssignmentManager.EntityFeaturePair) {
-->       entityId = "host-23",
-->       feature = "wcp"
-->    }
--> ]
<time / date> info vpxd[06041] [Originator@6876 sub=vpxLro opID=wcp-licenseExpirationRefreshMonitor-bf] [VpxLRO] -- BEGIN lro-25814257 -- LicenseAssignmentManager -- vim.LicenseAssignmentManager.isFeatureAvailable -- 521a31d5-67c7-2274-29ec-e52afdd6347b(52cafbac-a115-ea1d-f92b-d24c972c55a0)
<time / date> info vpxd[06041] [Originator@6876 sub=vmomi.soapStub[7] opID=wcp-licenseExpirationRefreshMonitor-bf] SOAP request returned HTTP failure; <<cs p:00007fad5c007480, TCP:localhost:1080>, /ls/sdk>, method: isFeatureAvailable; code: 500(Internal Server Error); fault: (vmodl.RuntimeFault) {
-->    faultCause = (vmodl.MethodFault) null,
-->    faultMessage = <unset>
-->    msg = "Received SOAP response fault from [<<cs p:00007fad5c007480, TCP:localhost:1080>, /ls/sdk>]: isFeatureAvailable
--> Unable to retrieve license entities from storage"
--> }

Resolution

Disconnect / Reconnect ESXi host to the vCenter Server using the VC UI.   Ensure you do not remove the host from inventory as this can / will have an effect on the configurations for vSAN, dVS, NSX, etc..