replace epay with stripe

Signed-off-by: wozulong <>

web/src/helpers/utils.js

@@ -126,6 +126,10 @@ export function openPage(url) {
 }
 
 export function removeTrailingSlash(url) {
+  if (!url) {
+    return "";
+  }
+
   if (url.endsWith('/')) {
     return url.slice(0, -1);
   } else {