Merge pull request #78563 from bitsawer/fix_skeleton_error_spam

Fix error spam when a mesh with bone weights has an invalid skeleton

servers/rendering/renderer_rd/forward_clustered/render_forward_clustered.cpp

@@ -3738,6 +3738,8 @@ void RenderForwardClustered::_geometry_instance_update(RenderGeometryInstance *p
 			if (ginstance->data->dirty_dependencies) {
 				mesh_storage->skeleton_update_dependency(ginstance->data->skeleton, &ginstance->data->dependency_tracker);
 			}
+		} else {
+			ginstance->transforms_uniform_set = RID();
 		}
 	}
 

servers/rendering/renderer_rd/forward_mobile/render_forward_mobile.cpp

@@ -2667,6 +2667,8 @@ void RenderForwardMobile::_geometry_instance_update(RenderGeometryInstance *p_ge
 			if (ginstance->data->dirty_dependencies) {
 				mesh_storage->skeleton_update_dependency(ginstance->data->skeleton, &ginstance->data->dependency_tracker);
 			}
+		} else {
+			ginstance->transforms_uniform_set = RID();
 		}
 	}
 

servers/rendering/renderer_rd/storage_rd/mesh_storage.h

@@ -690,7 +690,9 @@ public:
 	_FORCE_INLINE_ RID skeleton_get_3d_uniform_set(RID p_skeleton, RID p_shader, uint32_t p_set) const {
 		Skeleton *skeleton = skeleton_owner.get_or_null(p_skeleton);
 		ERR_FAIL_COND_V(!skeleton, RID());
-		ERR_FAIL_COND_V(skeleton->size == 0, RID());
+		if (skeleton->size == 0) {
+			return RID();
+		}
 		if (skeleton->use_2d) {
 			return RID();
 		}