diff --git a/nerfstudio/models/depth_nerfacto.py b/nerfstudio/models/depth_nerfacto.py
index 2bea84c7b..683c89e1f 100644
--- a/nerfstudio/models/depth_nerfacto.py
+++ b/nerfstudio/models/depth_nerfacto.py
@@ -70,7 +70,8 @@ class DepthNerfactoModel(NerfactoModel):
 
     def get_outputs(self, ray_bundle: RayBundle):
         outputs = super().get_outputs(ray_bundle)
-        outputs["directions_norm"] = ray_bundle.metadata["directions_norm"]
+        if ray_bundle.metadata is not None and "directions_norm" in ray_bundle.metadata:
+            outputs["directions_norm"] = ray_bundle.metadata["directions_norm"]
         return outputs
 
     def get_metrics_dict(self, outputs, batch):