loading SD VAE, see PR #3303

modules/sd_models.py

@@ -155,6 +155,9 @@ def get_state_dict_from_checkpoint(pl_sd):
     return pl_sd
 
 
+vae_ignore_keys = {"model_ema.decay", "model_ema.num_updates"}
+
+
 def load_model_weights(model, checkpoint_info):
     checkpoint_file = checkpoint_info.filename
     sd_model_hash = checkpoint_info.hash
@@ -186,7 +189,7 @@ def load_model_weights(model, checkpoint_info):
         if os.path.exists(vae_file):
             print(f"Loading VAE weights from: {vae_file}")
             vae_ckpt = torch.load(vae_file, map_location=shared.weight_load_location)
-            vae_dict = {k: v for k, v in vae_ckpt["state_dict"].items() if k[0:4] != "loss"}
+            vae_dict = {k: v for k, v in vae_ckpt["state_dict"].items() if k[0:4] != "loss" and k not in vae_ignore_keys}
             model.first_stage_model.load_state_dict(vae_dict)
 
         model.first_stage_model.to(devices.dtype_vae)