From 4d4b9b23c25ab15301879a2e1a45971f6a8005ea Mon Sep 17 00:00:00 2001
From: Niklas Mischkulnig <4586894+mischnic@users.noreply.github.com>
Date: Thu, 27 Nov 2025 14:59:58 +0100
Subject: [PATCH] Allow disabling error patching for debugging

---
 packages/next/src/server/patch-error-inspect.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/packages/next/src/server/patch-error-inspect.ts b/packages/next/src/server/patch-error-inspect.ts
index e3a107a6a4aba7..55a947e1c6f91b 100644
--- a/packages/next/src/server/patch-error-inspect.ts
+++ b/packages/next/src/server/patch-error-inspect.ts
@@ -473,6 +473,10 @@ function sourceMapError(
 export function patchErrorInspectNodeJS(
   errorConstructor: ErrorConstructor
 ): void {
+  if (process.env.NEXT_DISABLE_ERROR_PATCHING === '1') {
+    return
+  }
+
   const inspectSymbol = Symbol.for('nodejs.util.inspect.custom')
 
   errorConstructor.prepareStackTrace = prepareUnsourcemappedStackTrace
@@ -513,6 +517,10 @@ export function patchErrorInspectNodeJS(
 export function patchErrorInspectEdgeLite(
   errorConstructor: ErrorConstructor
 ): void {
+  if (process.env.NEXT_DISABLE_ERROR_PATCHING === '1') {
+    return
+  }
+
   const inspectSymbol = Symbol.for('edge-runtime.inspect.custom')
 
   errorConstructor.prepareStackTrace = prepareUnsourcemappedStackTrace