fix for unet hijack breaking the train tab

1 files changed, 5 insertions, 2 deletions

diff --git a/modules/sd_hijack_unet.py b/modules/sd_hijack_unet.py
index 88c94e54..a6ee577c 100644
--- a/modules/sd_hijack_unet.py
+++ b/modules/sd_hijack_unet.py
@@ -36,8 +36,11 @@ th = TorchHijackForUnet()
 

 # Below are monkey patches to enable upcasting a float16 UNet for float32 sampling

 def apply_model(orig_func, self, x_noisy, t, cond, **kwargs):

-    for y in cond.keys():

-        cond[y] = [x.to(devices.dtype_unet) if isinstance(x, torch.Tensor) else x for x in cond[y]]

+

+    if isinstance(cond, dict):

+        for y in cond.keys():

+            cond[y] = [x.to(devices.dtype_unet) if isinstance(x, torch.Tensor) else x for x in cond[y]]

+

     with devices.autocast():

         return orig_func(self, x_noisy.to(devices.dtype_unet), t.to(devices.dtype_unet), cond, **kwargs).float()