AttributeError when setting active subscription

[derekbekoe]

Traceback (most recent call last):
File "/Users/debekoe/Repos/derekbekoe-azure-cli/src/azure/cli/main.py", line 39, in main
cmd_result = app.execute(args)
File "/Users/debekoe/Repos/derekbekoe-azure-cli/src/azure/cli/application.py", line 85, in execute
result = args.func(params)
File "/Users/debekoe/Repos/derekbekoe-azure-cli/src/command_modules/azure-cli-profile/azure/cli/command_modules/profile/account.py", line 34, in set_active_subscription
profile.set_active_subscription(subscription_name_or_id)
File "/Users/debekoe/Repos/derekbekoe-azure-cli/src/azure/cli/_profile.py", line 138, in set_active_subscription
subscription_id_or_name = subscription_id_or_name.lower()
AttributeError: 'NoneType' object has no attribute 'lower'

[derekbekoe]

Example command: az account set -n sadf

[yugangw-msft]

I will take a look.