# File lib/rudy/cli/networks.rb, line 42
42:       def modify_group_valid?
43:         if @option.owner == 'self'
44:           raise "AWS_ACCOUNT_NUMBER not set" unless @@global.accountnum 
45:           @option.owner = @@global.accountnum 
46:         end
47: 
48:         if (@option.addresses || @option.ports) && (@option.group || @option.owner)
49:           raise Drydock::OptError.new('', @alias, "Cannot mix group and network authorization")
50:         end
51:         if @option.owner && !@option.group
52:           raise Drydock::OptError.new('', @alias, "Must provide -g with -o")
53:         end
54: 
55:         true
56:       end