From 93edff6872148bfef45e2dc78f07b0cb0dfdb45d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mike=20F=C3=A4hrmann?= <mike_faehrmann@web.de>
Date: Sat, 24 Jan 2026 20:58:24 +0100
Subject: [PATCH] [xenforo] improve error message extraction (#8919)

---
 gallery_dl/extractor/xenforo.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/gallery_dl/extractor/xenforo.py b/gallery_dl/extractor/xenforo.py
index cf2db1cc..6bbe6aff 100644
--- a/gallery_dl/extractor/xenforo.py
+++ b/gallery_dl/extractor/xenforo.py
@@ -178,7 +178,8 @@ class XenforoExtractor(BaseExtractor):
 
         if not response.history:
             err = self._extract_error(response.text)
-            raise exception.AuthenticationError(f'"{err}"')
+            err = f'"{err}"' if err else None
+            raise exception.AuthenticationError(err)
 
         return {
             cookie.name: cookie.value
@@ -237,8 +238,9 @@ class XenforoExtractor(BaseExtractor):
             page = self.request_page(url).text
 
     def _extract_error(self, html):
-        return text.unescape(text.extr(
-            html, "blockMessage--error", "</").rpartition(">")[2].strip())
+        if msg := (text.extr(html, "blockMessage--error", "</") or
+                   text.extr(html, '"blockMessage"', "</div>")):
+            return text.unescape(msg[msg.find(">")+1:].strip())
 
     def _parse_post(self, html):
         extr = text.extract_from(html)