🎨 https://github.com/siyuan-note/siyuan/issues/10038

app/appearance/langs/en_US.json

@@ -1,4 +1,5 @@
 {
+  "selectRelation": "Please select the related column first",
   "backRelation": "Bidirectional",
   "thisDatabase": "This database",
   "relatedTo": "Relation to",

app/appearance/langs/es_ES.json

@@ -1,4 +1,5 @@
 {
+  "selectRelation": "Seleccione primero la columna relacionada",
   "backRelation": "Bidireccional",
   "thisDatabase": "Esta base de datos",
   "relatedTo": "Relación con",

app/appearance/langs/fr_FR.json

@@ -1,4 +1,5 @@
 {
+  "selectRelation": "Veuillez d'abord sélectionner la colonne associée",
   "backRelation": "Bidirectionnel",
   "thisDatabase": "Cette base de données",
   "relatedTo" : " Relation avec ",

app/appearance/langs/zh_CHT.json

@@ -1,4 +1,5 @@
 {
+  "selectRelation": "請先選擇關聯列",
   "backRelation": "雙向關聯",
   "thisDatabase": "目前資料庫",
   "relatedTo": "關聯至",

app/appearance/langs/zh_CN.json

@@ -1,4 +1,5 @@
 {
+  "selectRelation": "请先选择关联列",
   "backRelation": "双向关联",
   "thisDatabase": "当前数据库",
   "relatedTo": "关联至",

app/src/protyle/render/av/rollup.ts

@@ -7,6 +7,7 @@ import {transaction} from "../../wysiwyg/transaction";
 import {genIconHTML} from "../util";
 import {unicode2Emoji} from "../../../emoji";
 import {getColIconByType} from "./col";
+import {showMessage} from "../../../dialog/message";
 
 const updateCol = (options: {
     target: HTMLElement,
@@ -58,6 +59,10 @@ const updateCol = (options: {
 };
 
 const genSearchList = (element: Element, keyword: string, avId: string, isRelation: boolean, cb?: () => void) => {
+    if (!isRelation && !avId) {
+        showMessage(window.siyuan.languages.selectRelation);
+        return
+    }
     fetchPost(isRelation ? "/api/av/searchAttributeViewRelationKey" : "/api/av/searchAttributeViewNonRelationKey", {
         avID: avId,
         keyword