From db928dedea6a70fcd65a86d92d46c5d566f07a03 Mon Sep 17 00:00:00 2001
From: Akiho Nagao <akifo@users.noreply.github.com>
Date: Fri, 8 Jun 2018 20:13:49 +0900
Subject: [PATCH] Popover: fix reference error in the loop (#11503)

* Popover: fix reference error in the loop

* Update directive.js
---
 packages/popover/src/directive.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/popover/src/directive.js b/packages/popover/src/directive.js
index 0bed851dd..132e37202 100644
--- a/packages/popover/src/directive.js
+++ b/packages/popover/src/directive.js
@@ -2,7 +2,11 @@ const getReference = (el, binding, vnode) => {
   const _ref = binding.expression ? binding.value : binding.arg;
   const popper = vnode.context.$refs[_ref];
   if (popper) {
-    popper.$refs.reference = el;
+    if (Array.isArray(popper)) {
+      popper[0].$refs.reference = el;
+    } else {
+      popper.$refs.reference = el;
+    }
   }
 };