🐛 https://github.com/siyuan-note/siyuan/issues/10564

kernel/model/attribute_view.go

@@ -2202,11 +2202,12 @@ func removeNodeAvID(node *ast.Node, avID string, tx *Transaction, tree *parse.Tr
 		avIDs = existAvIDs
 
 		if 0 == len(avIDs) {
-			delete(attrs, av.NodeAttrNameAvs)
-			node.RemoveIALAttr(av.NodeAttrNameAvs)
+			attrs[av.NodeAttrNameAvs] = ""
 		} else {
 			attrs[av.NodeAttrNameAvs] = strings.Join(avIDs, ",")
 			node.SetIALAttr(av.NodeAttrNameAvs, strings.Join(avIDs, ","))
+			avNames := getAvNames(node.IALAttr(av.NodeAttrNameAvs))
+			attrs["av-names"] = avNames
 		}
 	}
 

kernel/model/blockial.go

@@ -227,12 +227,6 @@ func setNodeAttrs0(node *ast.Node, nameValues map[string]string) (oldAttrs map[s
 	}
 
 	for name, value := range nameValues {
-		if strings.HasPrefix(name, "custom-av") {
-			// 属性视图设置的属性值可以为空
-			node.SetIALAttr(name, value)
-			continue
-		}
-
 		if "" == strings.TrimSpace(value) {
 			node.RemoveIALAttr(name)
 		} else {