diff --git a/colorbleed/lib.py b/colorbleed/lib.py
index c0bff9d2e3..1297aba606 100644
--- a/colorbleed/lib.py
+++ b/colorbleed/lib.py
@@ -16,22 +16,20 @@ def is_latest(representation):
     """Return whether the representation is from latest version
 
     Args:
-        representation (str or io.ObjectId): The representation id.
+        representation (dict): The representation document from the database.
 
     Returns:
         bool: Whether the representation is of latest version.
 
     """
 
-    rep = io.find_one({"_id": io.ObjectId(representation),
-                       "type": "representation"})
-    version = io.find_one({"_id": rep['parent']})
+    version = io.find_one({"_id": representation['parent']})
 
     # Get highest version under the parent
     highest_version = io.find_one({
         "type": "version",
         "parent": version["parent"]
-    }, sort=[("name", -1)])
+    }, sort=[("name", -1)], projection={"name": True})
 
     if version['name'] == highest_version['name']:
         return True
@@ -49,8 +47,15 @@ def any_outdated():
         if representation in checked:
             continue
 
-        if not is_latest(container['representation']):
+        representation_doc = io.find_one({"_id": io.ObjectId(representation),
+                                          "type": "representation"},
+                                         projection={"parent": True})
+        if representation_doc and not is_latest(representation_doc):
             return True
+        elif not representation_doc:
+            log.debug("Container '{objectName}' has an invalid "
+                      "representation, it is missing in the "
+                      "database".format(**container))
 
         checked.add(representation)
     return False
diff --git a/colorbleed/maya/plugin.py b/colorbleed/maya/plugin.py
index d89bfd092f..21a074e874 100644
--- a/colorbleed/maya/plugin.py
+++ b/colorbleed/maya/plugin.py
@@ -91,8 +91,8 @@ class ReferenceLoader(api.Loader):
         references = set()
         for ref in cmds.ls(members, exactType="reference", objectsOnly=True):
 
-            # Ignore any `sharedReferenceNode`
-            if ref.startswith("sharedReference"):
+            # Ignore any `:sharedReferenceNode`
+            if ref.rsplit(":", 1)[-1].startswith("sharedReferenceNode"):
                 continue
 
             references.add(ref)
diff --git a/colorbleed/plugins/maya/publish/validate_shape_render_stats.py b/colorbleed/plugins/maya/publish/validate_shape_render_stats.py
index 87b716650d..9a3067badb 100644
--- a/colorbleed/plugins/maya/publish/validate_shape_render_stats.py
+++ b/colorbleed/plugins/maya/publish/validate_shape_render_stats.py
@@ -10,8 +10,6 @@ class ValidateShapeRenderStats(pyblish.api.Validator):
     order = colorbleed.api.ValidateMeshOrder
     hosts = ['maya']
     families = ['colorbleed.model']
-    category = 'model'
-    version = (0, 1, 0)
     label = 'Shape Default Render Stats'
     actions = [colorbleed.api.SelectInvalidAction,
                colorbleed.api.RepairAction]
@@ -26,19 +24,17 @@ class ValidateShapeRenderStats(pyblish.api.Validator):
                 'doubleSided': 1,
                 'opposite': 0}
 
-    @staticmethod
-    def get_invalid(instance):
+    @classmethod
+    def get_invalid(cls, instance):
         # It seems the "surfaceShape" and those derived from it have
         # `renderStat` attributes.
         shapes = cmds.ls(instance, long=True, type='surfaceShape')
         invalid = []
         for shape in shapes:
-            for attr, requiredValue in \
-                    ValidateShapeRenderStats.defaults.iteritems():
-
+            for attr, default_value in cls.defaults.iteritems():
                 if cmds.attributeQuery(attr, node=shape, exists=True):
                     value = cmds.getAttr('{}.{}'.format(shape, attr))
-                    if value != requiredValue:
+                    if value != default_value:
                         invalid.append(shape)
 
         return invalid
@@ -48,14 +44,13 @@ class ValidateShapeRenderStats(pyblish.api.Validator):
         invalid = self.get_invalid(instance)
 
         if invalid:
-            raise ValueError("Shapes with non-standard renderStats "
+            raise ValueError("Shapes with non-default renderStats "
                              "found: {0}".format(invalid))
 
-    @staticmethod
-    def repair(instance):
-        shape_render_defaults = ValidateShapeRenderStats.defaults
-        for shape in ValidateShapeRenderStats.get_invalid(instance):
-            for attr, default_value in shape_render_defaults.iteritems():
+    @classmethod
+    def repair(cls, instance):
+        for shape in cls.get_invalid(instance):
+            for attr, default_value in cls.defaults.iteritems():
 
                 if cmds.attributeQuery(attr, node=shape, exists=True):
                     plug = '{0}.{1}'.format(shape, attr)
diff --git a/colorbleed/plugins/maya/publish/validate_transfers.py b/colorbleed/plugins/maya/publish/validate_transfers.py
index 7fb50567c1..5f1f5b3f41 100644
--- a/colorbleed/plugins/maya/publish/validate_transfers.py
+++ b/colorbleed/plugins/maya/publish/validate_transfers.py
@@ -28,22 +28,21 @@ class ValidateTransfers(pyblish.api.InstancePlugin):
         for source, destination in transfers:
             collected[destination.lower()].add(source.lower())
 
-        invalid = False
         invalid_destinations = list()
         for destination, sources in collected.items():
             if len(sources) > 1:
+                invalid_destinations.append(destination)
+
                 if verbose:
                     self.log.error("Non-unique file transfer for resources: "
                                    "{0} (sources: {1})".format(destination,
                                                                sources))
-                invalid = True
-                invalid_destinations.append(destination)
 
-        if invalid:
+        if invalid_destinations:
             if not verbose:
                 # If not verbose then still log the resource destination as
                 # opposed to every individual file transfer
                 self.log.error("Non-unique file transfers to destinations: "
-                               "%s" % invalid_destinations)
+                               "%s" % "\n".join(invalid_destinations))
 
             raise RuntimeError("Invalid transfers in queue.")