Troubleshooting issues when VMware vCenter Update Manager is unable to scan an ESX/ESXi host
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Article ID: 343847
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Updated On:
Products
VMware vCenter ServerVMware vSphere ESXi
Issue/Introduction
This article guides you through the process of troubleshooting issues when VMware vCenter Update Manager is unable to scan an ESX/ESXi host. The article aims to help you eliminate the common causes for your problem by verifying certain configurations.
Symptoms:
You are unable to scan an ESX/ESXi host using VMware vCenter Update Manager.
You receive one or more of these errors when scanning a host:
Cannot find the patch metadata. You may try redownloading patches, or ensuring the network connectivity and DNS between VMware vCenter Update Manager and host are setup correctly. Check host agent, vpxa and esxupdate logs for details
Update Manager had a failure
ESX cannot resolve the DNS name of VMware vCenter Update Manager
Validate that each troubleshooting step below is true for your environment. Each step will provide instructions or a link to a document, in order to eliminate possible causes and take corrective action as necessary. The steps are ordered in the most appropriate sequence to isolate the issue and identify the proper resolution. Do not skip a step.
File a support request with VMware Support and note this KB Article ID in the problem description. For more information, see How to Submit a Support Request.