diff --git a/package.json b/package.json
index 2d4a867..131e5c0 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
 		"lint:eslint": "eslint \"{src}/**/*.{vue,ts,tsx}\" --fix"
 	},
 	"dependencies": {
-		"@cool-vue/crud": "^7.0.1-beta3",
+		"@cool-vue/crud": "^7.0.1-beta4",
 		"@element-plus/icons-vue": "^2.1.0",
 		"@vueuse/core": "^10.4.0",
 		"@wangeditor/editor": "^5.1.23",
diff --git a/packages/crud/package.json b/packages/crud/package.json
index 3a9ef6a..806add6 100644
--- a/packages/crud/package.json
+++ b/packages/crud/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "@cool-vue/crud",
-	"version": "7.0.1-beta3",
+	"version": "7.0.1-beta4",
 	"private": false,
 	"main": "./dist/index.umd.min.js",
 	"typings": "types/index.d.ts",
diff --git a/packages/crud/src/components/table/helper/height.ts b/packages/crud/src/components/table/helper/height.ts
index 4ea0b06..04063f3 100644
--- a/packages/crud/src/components/table/helper/height.ts
+++ b/packages/crud/src/components/table/helper/height.ts
@@ -15,7 +15,7 @@ export function useHeight({ config, Table }: { Table: Vue.Ref<any>; config: ClTa
 		let vm = Table.value;
 
 		if (vm) {
-			while (!vm.$parent?.$el.className.includes("cl-crud")) {
+			while (!vm.$parent?.$el.className?.includes("cl-crud")) {
 				vm = vm.$parent;
 			}
 
diff --git a/yarn.lock b/yarn.lock
index 38e0207..9fd0fb5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -282,10 +282,10 @@
     "@babel/helper-validator-identifier" "^7.22.20"
     to-fast-properties "^2.0.0"
 
-"@cool-vue/crud@^7.0.1-beta3":
-  version "7.0.1-beta3"
-  resolved "https://registry.yarnpkg.com/@cool-vue/crud/-/crud-7.0.1-beta3.tgz#70d116bc81fcb665a8abfe7adee6d3951fdd318b"
-  integrity sha512-/vKd3WRdtwx6kD6H5YAqJt0bWPRdGhCElkx/i7QqUOszBKvpWVSeEvb+8NdVLG3w9s+xgz83+kTNJcq1L6PenQ==
+"@cool-vue/crud@^7.0.1-beta4":
+  version "7.0.1-beta4"
+  resolved "https://registry.yarnpkg.com/@cool-vue/crud/-/crud-7.0.1-beta4.tgz#2bc541296edcb2af83aa5c7094795c996beff41f"
+  integrity sha512-dD0lKPTSR5LGPJU9GHLyx/1fcGDq2Mnw6kj8rCLIqXlnDP78ufmE6iYVk2U23qgjxEDonHnij3/w6OmtRa1Vzg==
   dependencies:
     array.prototype.flat "^1.2.4"
     core-js "^3.21.1"