lib/chef/knife/topo_cookbook_upload.rb in knife-topo-0.0.6 vs lib/chef/knife/topo_cookbook_upload.rb in knife-topo-0.0.7

@@ -63,18 +63,18 @@
           ui.fatal("Topology file #{topologies_path}/#{bag_name}/#{topo_name}.json not found - use 'knife topo import' first")
           exit(1)
         end
         
         # Run cookbook upload command on the topology cookbooks
-        if topo['cookbook_attributes'].length > 0
+        if topo['cookbook_attributes'] && topo['cookbook_attributes'].length > 0
           argPos = 2
           topo['cookbook_attributes'].each do |entry|
             @topo_upload_args[argPos] = entry['cookbook']
             argPos += 1
           end
           run_cmd(Chef::Knife::CookbookUpload, @topo_upload_args)
         else
-          ui.info("No cookbooks found for topology #{topo_name}.")
+          ui.info("No cookbooks found for topology #{topo_name}")
         end                      
       end
 
       include Chef::Knife::TopologyHelper