diff --git a/colorbleed/maya/lib.py b/colorbleed/maya/lib.py
index d6df4fae52..93ede7fe58 100644
--- a/colorbleed/maya/lib.py
+++ b/colorbleed/maya/lib.py
@@ -659,6 +659,8 @@ def get_id_required_nodes(referenced_nodes=False, nodes=None):
     nodes |= set(transforms)
 
     nodes -= ignore  # Remove the ignored nodes
+    if not nodes:
+        return nodes
 
     # Avoid locked nodes
     nodes_list = list(nodes)
diff --git a/colorbleed/plugins/maya/publish/validate_node_ids_in_database.py b/colorbleed/plugins/maya/publish/validate_node_ids_in_database.py
index 73cba004bb..7d13cf021f 100644
--- a/colorbleed/plugins/maya/publish/validate_node_ids_in_database.py
+++ b/colorbleed/plugins/maya/publish/validate_node_ids_in_database.py
@@ -27,7 +27,7 @@ class ValidateNodeIdsInDatabase(pyblish.api.InstancePlugin):
     def process(self, instance):
         invalid = self.get_invalid(instance)
         if invalid:
-            raise RuntimeError("Found asset IDs which are not related to"
+            raise RuntimeError("Found asset IDs which are not related to "
                                "current project in instance: "
                                "`%s`" % instance.name)