Describe the bug

Command Name
az vm image list

Errors:

Publisher: Symantec.test.ru4mp1.latest was not found.

To Reproduce:

Steps to reproduce the behavior. Note that argument values have been redacted, as they may contain sensitive information.

• Put any pre-requisite steps here...
• az vm image list --offer {} --all --location {} --output {} --debug
  (may only reproduce with the exact 'az vm image list --offer UbuntuServer --all --location eastus2' command

Expected Behavior

Environment Summary

Windows-10-10.0.18362-SP0
Python 3.6.6
Shell: powershell.exe

azure-cli 2.0.74

Extensions:
azure-devops 0.11.0
dev-spaces 1.0.3
webapp 0.2.19

Additional Context

Original customer thread MicrosoftDocs/azure-docs-cli#1732
I was able to reproduce it and I've sent an email with the debug log to the DL.