diff --git a/simple-mind-map/src/plugins/Export.js b/simple-mind-map/src/plugins/Export.js
index a90aa7c0..47bd579e 100644
--- a/simple-mind-map/src/plugins/Export.js
+++ b/simple-mind-map/src/plugins/Export.js
@@ -41,7 +41,7 @@ class Export {
     let task = imageList.map(async item => {
       let imgUlr = item.attr('href') || item.attr('xlink:href')
       // 已经是data:URL形式不用转换
-      if (/^data:/.test(imgUlr)) {
+      if (/^data:/.test(imgUlr) || imgUlr === 'none') {
         return
       }
       let imgData = await imgToDataUrl(imgUlr)
diff --git a/simple-mind-map/src/plugins/RichText.js b/simple-mind-map/src/plugins/RichText.js
index 4117d144..4e3c5131 100644
--- a/simple-mind-map/src/plugins/RichText.js
+++ b/simple-mind-map/src/plugins/RichText.js
@@ -616,7 +616,7 @@ class RichText {
   // 处理导入数据
   handleSetData(data) {
     let walk = root => {
-      if (!root.data.richText) {
+      if (root.data && !root.data.richText) {
         root.data.richText = true
         root.data.resetRichText = true
       }