From 87a28620bc9139b07365b6755addb1924333e930 Mon Sep 17 00:00:00 2001
From: Rohith Ramakrishnan <6977429+MadaraUchiha-314@users.noreply.github.com>
Date: Tue, 29 Oct 2024 12:52:13 -0700
Subject: [PATCH] fix: add optional check while accessing webpack internals
 #2968 (#3120)

---
 .changeset/chilly-experts-walk.md     | 5 +++++
 packages/node/src/utils/hot-reload.ts | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/chilly-experts-walk.md

diff --git a/.changeset/chilly-experts-walk.md b/.changeset/chilly-experts-walk.md
new file mode 100644
index 0000000000..f0674ecd93
--- /dev/null
+++ b/.changeset/chilly-experts-walk.md
@@ -0,0 +1,5 @@
+---
+'@module-federation/node': patch
+---
+
+add optional check while accessing webpack internals
diff --git a/packages/node/src/utils/hot-reload.ts b/packages/node/src/utils/hot-reload.ts
index 8c58d0f0f6..534c031e9a 100644
--- a/packages/node/src/utils/hot-reload.ts
+++ b/packages/node/src/utils/hot-reload.ts
@@ -168,7 +168,7 @@ export const performReload = async (
     }
   });
   //@ts-ignore
-  __webpack_require__.federation.instance.moduleCache.clear();
+  __webpack_require__?.federation?.instance?.moduleCache?.clear();
   helpers.global.resetFederationGlobalInfo();
   globalThis.moduleGraphDirty = false;
   globalThis.mfHashMap = {};