Better error handling when unable to extract contents of embedding/TI file

modules/textual_inversion/textual_inversion.py

@@ -181,12 +181,16 @@ class EmbeddingDatabase:
         else:
             return
 
+        if data is not None:
             embedding = create_embedding_from_data(data, name, filename=filename, filepath=path)
 
             if self.expected_shape == -1 or self.expected_shape == embedding.shape:
                 self.register_embedding(embedding, shared.sd_model)
             else:
                 self.skipped_embeddings[name] = embedding
+        else:
+            print(f"Unable to load Textual inversion embedding due to data issue: '{name}'.")
+
 
     def load_from_dir(self, embdir):
         if not os.path.isdir(embdir.path):