Guest operating system displays BIOS update message
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Article ID: 311515
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Updated On:
Products
VMware vSphere ESXi
Issue/Introduction
Symptoms: After an ESX/ESXi host is upgraded with an update or patch that includes an update for the BIOS of the virtual machines, the next time the virtual machines running on that host are updated, the guest operating system may display a message similar to the following:
Event Type: Information Event Source: Application Popup Event Category: None Event ID: 44 Date: 9/6/2008 Time: 11:36:10 PM User: N/A Computer: COMPUTER NAME Description: Windows has detected that the system firmware (BIOS) was updated [previous firmware date = <date>, current firmware date <date>].
Environment
VMware ESX Server 2.0.x VMware ESXi 4.1.x Embedded VMware ESX Server 2.5.x VMware ESX Server 3.5.x VMware ESXi 3.5.x Embedded VMware ESX 4.0.x VMware ESXi 4.1.x Installable VMware vSphere ESXi 5.1 VMware ESXi 3.5.x Installable VMware vSphere ESXi 5.5 VMware ESX Server 2.1.x VMware ESX 4.1.x VMware ESXi 4.0.x Installable VMware ESX Server 1.x VMware vSphere ESXi 5.0 VMware ESX Server 3.0.x VMware ESX Server 1.5.x VMware ESXi 4.0.x Embedded
Resolution
This is an informational message.
If the ESX or ESXi host has recently been upgraded with an upgrade or patch, you can safely ignore this message.