diff --git a/src/views/goods/product/productAdd.vue b/src/views/goods/product/productAdd.vue
index f8e2fc3..d705c92 100644
--- a/src/views/goods/product/productAdd.vue
+++ b/src/views/goods/product/productAdd.vue
@@ -185,10 +185,12 @@ export default {
             this.$message({ showClose: true, type: 'error', message: '原料列表不能为空' })
             return
           } else {
-            for (var i = 0; i < this.formobj.list.length; i++) {
-              if (this.formobj.list[i].materialCode === this.formobj.list[this.formobj.list.length - 1].materialCode) {
-                this.$message({ showClose: true, type: 'error', message: '原料列表中需选择不同的原料进行操作' })
-                return
+            if (this.formobj.list.length > 1) {
+              for (var i = 0; i < this.formobj.list.length; i++) {
+                if (this.formobj.list[i].materialCode === this.formobj.list[this.formobj.list.length - 1].materialCode) {
+                  this.$message({ showClose: true, type: 'error', message: '原料列表中需选择不同的原料进行操作' })
+                  return
+                }
               }
             }
           }