From ffcb672f82bd3530f81bb3b0db0af1b928efe18a Mon Sep 17 00:00:00 2001
From: tejas-teju <tejas8196@gmail.com>
Date: Fri, 31 Jan 2025 02:30:03 +0530
Subject: [PATCH] Update UsernameNotFoundException message

Closes gh-16497

Signed-off-by: tejas-teju <tejas8196@gmail.com>
---
 .../security/provisioning/InMemoryUserDetailsManager.java       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/main/java/org/springframework/security/provisioning/InMemoryUserDetailsManager.java b/core/src/main/java/org/springframework/security/provisioning/InMemoryUserDetailsManager.java
index 5b2d90f7e45..498e165342a 100644
--- a/core/src/main/java/org/springframework/security/provisioning/InMemoryUserDetailsManager.java
+++ b/core/src/main/java/org/springframework/security/provisioning/InMemoryUserDetailsManager.java
@@ -164,7 +164,7 @@ public UserDetails updatePassword(UserDetails user, String newPassword) {
 	public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
 		UserDetails user = this.users.get(username.toLowerCase(Locale.ROOT));
 		if (user == null) {
-			throw new UsernameNotFoundException(username);
+			throw new UsernameNotFoundException("user '" + username + "' not found");
 		}
 		if (user instanceof CredentialsContainer) {
 			return user;