From 4d9525099048b114f016767044abeb56111d14a5 Mon Sep 17 00:00:00 2001
From: BeastleeUK <18753419+BeastleeUK@users.noreply.github.com>
Date: Sun, 1 May 2022 19:44:30 +0100
Subject: [PATCH] Temp Fix for Unknown Error in App with Traefik

---
 readme.md | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/readme.md b/readme.md
index 16d68472..40cc8d81 100644
--- a/readme.md
+++ b/readme.md
@@ -221,6 +221,17 @@ For this to work you must enable at least the following mods using `a2enmod`:
 
 [from @silentArtifact](https://github.com/advplyr/audiobookshelf/issues/241#issuecomment-1036732329)
 
+### [Traefik Reverse Proxy](https://doc.traefik.io/traefik/)
+
+Middleware relating to CORS will cause the app to report Unknown Error when logging in. To prevent this don't apply any of the following headers to the router for this site:
+
+<ul>
+   <li>accessControlAllowMethods</li>
+   <li>accessControlAllowOriginList</li>
+   <li>accessControlMaxAge</li>
+</ul>
+
+From [@Dondochaka](https://discord.com/channels/942908292873723984/942914154254176257/945074590374318170) and [@BeastleeUK](https://discord.com/channels/942908292873723984/942914154254176257/970366039294611506)
 <br />
 
 # Run from source