From 21b2e42cde84112e6820f6201e3e8748642be34e Mon Sep 17 00:00:00 2001
From: Wolfgang Ziegler <fago@users.noreply.github.com>
Date: Sun, 6 Dec 2020 08:56:41 +0100
Subject: [PATCH] Fix drush site installation issues with latest drush due to
 unset $request variable.

---
 web/sites/sites.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/web/sites/sites.php b/web/sites/sites.php
index 0fb071c869..830762da7b 100644
--- a/web/sites/sites.php
+++ b/web/sites/sites.php
@@ -20,4 +20,6 @@
 
 // Just pick up the result of the multisite-request-matcher, invoked via
 // dotenv/loader.php.
-$sites[$request->getHost()] = getenv('SITE');
+if (isset($request) && getenv('SITE')) {
+  $sites[$request->getHost()] = getenv('SITE');
+}