From b3954c378c29eae12e6f03f94ef80b9830efd4a7 Mon Sep 17 00:00:00 2001
From: jiangyuan <joe469391363@gmail.com>
Date: Thu, 27 Mar 2025 14:51:48 +0800
Subject: [PATCH] fix RemoveResponseHeaderGatewayFilter remove header

Signed-off-by: jiangyuan <joe469391363@gmail.com>
---
 .../factory/RemoveResponseHeaderGatewayFilterFactory.java   | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/factory/RemoveResponseHeaderGatewayFilterFactory.java b/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/factory/RemoveResponseHeaderGatewayFilterFactory.java
index bf563fe0..84770879 100644
--- a/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/factory/RemoveResponseHeaderGatewayFilterFactory.java
+++ b/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/factory/RemoveResponseHeaderGatewayFilterFactory.java
@@ -48,7 +48,11 @@ public class RemoveResponseHeaderGatewayFilterFactory
 			@Override
 			public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
 				return chain.filter(exchange)
-					.then(Mono.fromRunnable(() -> exchange.getResponse().getHeaders().remove(config.getName())));
+						.then(Mono.fromRunnable(() -> {
+							if (!exchange.getResponse().isCommitted()) {
+								exchange.getResponse().getHeaders().remove(config.getName());
+							}
+						}));
 			}
 
 			@Override