Repeated "vlcm status changed from green to red" alerts in vCenter after changing proxy configuration

Products

• VMware vCenter Server

Issue/Introduction

The following alert is seen multiple times per day: 

Date Time:

 

Type:

 Information

User:

 Vmonuser

 

 

Description:

vlcm status changed from green to red

Related events:

There are no related events.

 

vmon.log shows that vLCM is repeatedly crashing:

YYYY-MM-DDTHH:mm:ss <vlcm> Service exited. Exit code 2
YYYY-MM-DDTHH:mm:ss <vlcm> Service exited unexpectedly. Crash count 1. Taking configured recovery action.

vlcm.log shows a problem reading the proxy configuration:

YYYY-MM-DDTHH:MM:ss info vlcm [vclib/client.go:363] Filter: {{} com.vmware.cis vcenterserver}
YYYY-MM-DDTHH:MM:ss  error vlcm [cmd/main.go:149] panic: runtime error: index out of range [1] with length 1
...
server/serviceconfig.GetProxyConfig

Environment

vCenter 8U3

Cause

This can happen if there is a typo or unexpected character in the proxy configuration file /etc/sysconfig/proxy.

 

Resolution

Revert any changes which were manually made to the /etc/sysconfig/proxy file, and/or check the file for typos, unexpected characters, etc.