崩溃问题

src/view/Manage/Model/Component/ModelTable.jsx

@@ -513,7 +513,10 @@ const ModelTable = (props) => {
 
     if ((visibleColNames||[]).length > 0) {
       newCols = newCols.filter(col => visibleColNames.indexOf(col.title)!==-1 || col.title==='序号' || col.title==='操作');
-      newCols[newCols.length-2].width = null;
+
+      if (newCols.length > 2) {
+        newCols[newCols.length-2].width = null;
+      }
     }
  
     return newCols;