fix

package.json

 {
   "name": "xrk-bi",
-  "version": "0.1.8",
+  "version": "0.1.10",
   "description": "xrk-bi",
   "author": "xrk",
   "main": "dist/bundler.js",

src/packages/bi/src/components/cover.vue

@@ -291,7 +291,7 @@ export default {
   &_input {
     border: 1px dashed rgba($color: #ffffff, $alpha: 0.5);
     line-height: 1.5;
-    color: #fff;
+    color: #4b4b4b;
     outline: none;
     word-break: break-all;
     width: 726px;

src/packages/bi/src/mixin/project.js

@@ -38,6 +38,10 @@ export default {
     },
     preloadImg(url) {
       return new Promise(resolve => {
+        if (!url) {
+          resolve('load fail');
+          return;
+        }
         const img = new Image();
         img.src = url;
         img.onload = () => {