3 files changed, 9 insertions, 4 deletions

diff --git a/apps/user_ldap/lib/Command/CreateEmptyConfig.php b/apps/user_ldap/lib/Command/CreateEmptyConfig.php
index 8b1736e3a53..f7f04e28e60 100644
--- a/apps/user_ldap/lib/Command/CreateEmptyConfig.php
+++ b/apps/user_ldap/lib/Command/CreateEmptyConfig.php
@@ -59,6 +59,7 @@ class CreateEmptyConfig extends Command {
 	protected function execute(InputInterface $input, OutputInterface $output): int {
 		$configPrefix = $this->helper->getNextServerConfigurationPrefix();
 		$configHolder = new Configuration($configPrefix);
+		$configHolder->ldapConfigurationActive = false;
 		$configHolder->saveConfiguration();
 
 		$prose = '';
diff --git a/apps/user_ldap/lib/Configuration.php b/apps/user_ldap/lib/Configuration.php
index ab5aa23f98d..c895874a7a0 100644
--- a/apps/user_ldap/lib/Configuration.php
+++ b/apps/user_ldap/lib/Configuration.php
@@ -50,10 +50,9 @@ class Configuration {
 	protected $configPrefix = null;
 	protected $configRead = false;
 	/**
-	 * @var string[] pre-filled with one reference key so that at least one entry is written on save request and
-	 *               the config ID is registered
+	 * @var string[]
 	 */
-	protected $unsavedChanges = ['ldapConfigurationActive' => 'ldapConfigurationActive'];
+	protected $unsavedChanges = [];
 
 	//settings
 	protected $config = [
@@ -262,6 +261,7 @@ class Configuration {
 	 */
 	public function saveConfiguration() {
 		$cta = array_flip($this->getConfigTranslationArray());
+		$changed = false;
 		foreach ($this->unsavedChanges as $key) {
 			$value = $this->config[$key];
 			switch ($key) {
@@ -291,9 +291,12 @@ class Configuration {
 			if (is_null($value)) {
 				$value = '';
 			}
+			$changed = true;
 			$this->saveValue($cta[$key], $value);
 		}
-		$this->saveValue('_lastChange', time());
+		if ($changed) {
+			$this->saveValue('_lastChange', (string)time());
+		}
 		$this->unsavedChanges = [];
 	}
 
diff --git a/apps/user_ldap/lib/Controller/ConfigAPIController.php b/apps/user_ldap/lib/Controller/ConfigAPIController.php
index cf09c6acd06..bbf9e822f49 100644
--- a/apps/user_ldap/lib/Controller/ConfigAPIController.php
+++ b/apps/user_ldap/lib/Controller/ConfigAPIController.php
@@ -117,6 +117,7 @@ class ConfigAPIController extends OCSController {
 		try {
 			$configPrefix = $this->ldapHelper->getNextServerConfigurationPrefix();
 			$configHolder = new Configuration($configPrefix);
+			$configHolder->ldapConfigurationActive = false;
 			$configHolder->saveConfiguration();
 		} catch (\Exception $e) {
 			$this->logger->logException($e);