From 7c4b182a61473438cb966aa25d956214734c659d Mon Sep 17 00:00:00 2001
From: Vladislav Tarasov <vlad-tarasov@yandex-team.ru>
Date: Wed, 19 May 2021 20:32:40 +0300
Subject: [PATCH] Make caller optional

---
 packages/next/build/babel/plugins/react-loadable-plugin.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/next/build/babel/plugins/react-loadable-plugin.ts b/packages/next/build/babel/plugins/react-loadable-plugin.ts
index f6491aac59f3b..705b5ee5a7409 100644
--- a/packages/next/build/babel/plugins/react-loadable-plugin.ts
+++ b/packages/next/build/babel/plugins/react-loadable-plugin.ts
@@ -151,7 +151,7 @@ export default function ({
                 t.binaryExpression(
                   '+',
                   t.stringLiteral(
-                    (state.file.opts.caller.pagesDir
+                    (state.file.opts.caller?.pagesDir
                       ? relativePath(
                           state.file.opts.caller.pagesDir,
                           state.file.opts.filename