diff --git a/simple-mind-map/index.js b/simple-mind-map/index.js
index 66b643eb..5c20049b 100644
--- a/simple-mind-map/index.js
+++ b/simple-mind-map/index.js
@@ -587,10 +587,7 @@ class MindMap {
     this.emit('beforeDestroy')
     // 清除节点编辑框
     this.renderer.textEdit.hideEditTextBox()
-    // 清除关联线文字编辑框
-    if (this.associativeLine) {
-      this.associativeLine.hideEditTextBox()
-    }
+    this.renderer.textEdit.removeTextEditEl()
     // 移除插件
     ;[...MindMap.pluginList].forEach(plugin => {
       if (
diff --git a/simple-mind-map/src/core/render/TextEdit.js b/simple-mind-map/src/core/render/TextEdit.js
index ffa72563..0663ed68 100644
--- a/simple-mind-map/src/core/render/TextEdit.js
+++ b/simple-mind-map/src/core/render/TextEdit.js
@@ -280,6 +280,17 @@ export default class TextEdit {
     this.cacheEditingText = ''
   }
 
+  // 删除文本编辑元素
+  removeTextEditEl() {
+    if (this.mindMap.richText) {
+      this.mindMap.richText.removeTextEditEl()
+      return
+    }
+    if (!this.textEditNode) return
+    const targetNode = this.mindMap.opt.customInnerElsAppendTo || document.body
+    targetNode.removeChild(this.textEditNode)
+  }
+
   // 获取当前正在编辑的内容
   getEditText() {
     return getStrWithBrFromHtml(this.textEditNode.innerHTML)
diff --git a/simple-mind-map/src/plugins/AssociativeLine.js b/simple-mind-map/src/plugins/AssociativeLine.js
index a4011b62..a65ec273 100644
--- a/simple-mind-map/src/plugins/AssociativeLine.js
+++ b/simple-mind-map/src/plugins/AssociativeLine.js
@@ -68,6 +68,7 @@ class AssociativeLine {
     this.onNodeDragging = this.onNodeDragging.bind(this)
     this.onNodeDragend = this.onNodeDragend.bind(this)
     this.onControlPointMouseup = this.onControlPointMouseup.bind(this)
+    this.onBeforeDestroy = this.onBeforeDestroy.bind(this)
 
     // 节点树渲染完毕后渲染连接线
     this.mindMap.on('node_tree_render_end', this.renderAllLines)
@@ -90,6 +91,8 @@ class AssociativeLine {
     this.mindMap.on('mouseup', this.onControlPointMouseup)
     // 缩放事件
     this.mindMap.on('scale', this.onScale)
+    // 实例销毁事件
+    this.mindMap.on('beforeDestroy', this.onBeforeDestroy)
   }
 
   // 解绑事件
@@ -106,6 +109,13 @@ class AssociativeLine {
     this.mindMap.off('node_dragend', this.onNodeDragend)
     this.mindMap.off('mouseup', this.onControlPointMouseup)
     this.mindMap.off('scale', this.onScale)
+    this.mindMap.off('beforeDestroy', this.onBeforeDestroy)
+  }
+
+  // 实例销毁时清除关联线文字编辑框
+  onBeforeDestroy() {
+    this.hideEditTextBox()
+    this.removeTextEditEl()
   }
 
   // 画布点击事件
diff --git a/simple-mind-map/src/plugins/RichText.js b/simple-mind-map/src/plugins/RichText.js
index 455ae3a9..96e6e6b5 100644
--- a/simple-mind-map/src/plugins/RichText.js
+++ b/simple-mind-map/src/plugins/RichText.js
@@ -286,6 +286,13 @@ class RichText {
     this.cacheEditingText = ''
   }
 
+  // 删除文本编辑框元素
+  removeTextEditEl() {
+    if (!this.textEditNode) return
+    const targetNode = this.mindMap.opt.customInnerElsAppendTo || document.body
+    targetNode.removeChild(this.textEditNode)
+  }
+
   // 获取编辑区域的背景填充
   getBackground(node) {
     const gradientStyle = node.style.merge('gradientStyle')
diff --git a/simple-mind-map/src/plugins/associativeLine/associativeLineText.js b/simple-mind-map/src/plugins/associativeLine/associativeLineText.js
index e130dc7a..e5edca8d 100644
--- a/simple-mind-map/src/plugins/associativeLine/associativeLineText.js
+++ b/simple-mind-map/src/plugins/associativeLine/associativeLineText.js
@@ -82,6 +82,13 @@ function showEditTextBox(g) {
   }
 }
 
+// 删除文本编辑框元素
+function removeTextEditEl() {
+  if (!this.textEditNode) return
+  const targetNode = this.mindMap.opt.customInnerElsAppendTo || document.body
+  targetNode.removeChild(this.textEditNode)
+}
+
 // 处理画布缩放
 function onScale() {
   this.hideEditTextBox()
@@ -178,6 +185,7 @@ export default {
   styleText,
   onScale,
   showEditTextBox,
+  removeTextEditEl,
   hideEditTextBox,
   updateTextEditBoxPos,
   renderText,