From dbe0da3257807b1d74ae500619161d8aa43d67a1 Mon Sep 17 00:00:00 2001
From: lorenzo <lorenzo.dicola@tirasa.net>
Date: Tue, 21 Jul 2026 14:45:31 +0200
Subject: [PATCH] Set a no-op WriteCallback for successful back-channel logout
 responses, as required by Wicket's ResourceResponse

---
 .../ui/commons/resources/oidcc4ui/LogoutResource.java      | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/ext/oidcc4ui/client-common-ui/src/main/java/org/apache/syncope/client/ui/commons/resources/oidcc4ui/LogoutResource.java b/ext/oidcc4ui/client-common-ui/src/main/java/org/apache/syncope/client/ui/commons/resources/oidcc4ui/LogoutResource.java
index 784ad769f2a..46afbd70528 100644
--- a/ext/oidcc4ui/client-common-ui/src/main/java/org/apache/syncope/client/ui/commons/resources/oidcc4ui/LogoutResource.java
+++ b/ext/oidcc4ui/client-common-ui/src/main/java/org/apache/syncope/client/ui/commons/resources/oidcc4ui/LogoutResource.java
@@ -61,6 +61,13 @@ protected ResourceResponse newResourceResponse(final Attributes attributes) {
             service.backChannelLogout(logoutToken, request.getRequestURL().toString());
 
             response.setStatusCode(Response.Status.OK.getStatusCode());
+            response.setWriteCallback(new WriteCallback() {
+                
+                @Override
+                public void writeData(final Attributes atrbts) {
+                    // No response body
+                }
+            });
         } catch (Exception e) {
             LOG.error("While requesting back-channel logout for token {}", logoutToken, e);