fix

src/store/module.js

@@ -106,7 +106,7 @@ const mutations = {
             const [res] = await groupBuy.getScheme({
               miniUrl: 'pages/groupbuy/webview',
               // miniUrl: 'pages/product/goodDetail',
-              params: `from=groupBuy&url=${encodeURIComponent(
+              params: `from=groupbuy&url=${encodeURIComponent(
                 JSON.stringify(paramsParentheses(pointer))
               )}`
             });