From d03afb5d06f1d1a18e9cf03f55a638dca857c6d8 Mon Sep 17 00:00:00 2001
From: Antonio De Marco <Antonio De Marco>
Date: Mon, 20 May 2019 16:40:32 +0200
Subject: [PATCH] OPENEUROPA-1922: Do not modify configuration in
 hook_install() if configuration is in syncing mode.

---
 .../oe_multilingual_selection_page.install                   | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/oe_multilingual_selection_page/oe_multilingual_selection_page.install b/modules/oe_multilingual_selection_page/oe_multilingual_selection_page.install
index f52d717..bcb0c52 100644
--- a/modules/oe_multilingual_selection_page/oe_multilingual_selection_page.install
+++ b/modules/oe_multilingual_selection_page/oe_multilingual_selection_page.install
@@ -13,6 +13,11 @@ use Drupal\language_selection_page\Plugin\LanguageNegotiation\LanguageNegotiatio
  * Implements hook_install().
  */
 function oe_multilingual_selection_page_install(): void {
+  if (\Drupal::isConfigSyncing()) {
+    // If config is syncing, we do nothing here.
+    return;
+  }
+
   // Configure selection page language negotiation method.
   \Drupal::configFactory()
     ->getEditable('language_selection_page.negotiation')