Error when creating a security group without outbound rules

[msiebert]

The configuration flag to allow all if there are no outbound rules is set. I get the following error:

/var/lib/gems/1.9.1/gems/aws-sdk-core-2.1.28/lib/seahorse/client/plugins/raise_response_errors.rb:15:in `call': the specified rule "peer: 0.0.0.0/0, ALL, ALLOW" already exists (Aws::EC2::Errors::InvalidPermissionDuplicate)
    from /var/lib/gems/1.9.1/gems/aws-sdk-core-2.1.28/lib/aws-sdk-core/plugins/param_converter.rb:21:in `call'
    from /var/lib/gems/1.9.1/gems/aws-sdk-core-2.1.28/lib/seahorse/client/plugins/response_target.rb:21:in `call'
    from /var/lib/gems/1.9.1/gems/aws-sdk-core-2.1.28/lib/seahorse/client/request.rb:70:in `send_request'
    from /var/lib/gems/1.9.1/gems/aws-sdk-core-2.1.28/lib/seahorse/client/base.rb:207:in `block (2 levels) in define_operation_methods'
    from /home/mark/.cumulus/lib/security/manager/Manager.rb:190:in `call'
    from /home/mark/.cumulus/lib/security/manager/Manager.rb:190:in `update_rules'
    from /home/mark/.cumulus/lib/security/manager/Manager.rb:166:in `update_outbound'
    from /home/mark/.cumulus/lib/security/manager/Manager.rb:92:in `create'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:121:in `sync_difference'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:59:in `block in sync_one'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:78:in `call'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:78:in `block in each_difference'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:76:in `each'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:76:in `each_difference'
    from /home/mark/.cumulus/lib/common/manager/Manager.rb:59:in `sync_one'
    from /home/mark/.cumulus/bin/cumulus.rb:190:in `security'
    from /home/mark/.cumulus/bin/cumulus.rb:572:in `<main>'