diff --git a/install/lib/installer_base.lib.php b/install/lib/installer_base.lib.php
index b7e22d6acef43fd5d7b817031fce75905583920f..a38e49dd1a62c84d956c21236c99d3351d0a65f9 100644
--- a/install/lib/installer_base.lib.php
+++ b/install/lib/installer_base.lib.php
@@ -249,7 +249,7 @@ class installer_base {
 		$msg = '';
 
 		if(version_compare(phpversion(), '5.4', '<')) $msg .= "PHP Version 5.4 or newer is required. The currently used PHP version is ".phpversion().".\n";
-		if(version_compare(phpversion(), '8.0', '>=')) $msg .= "PHP Version 8 is not supported yet. Change PHP version back to the default version of the OS. The currently used PHP version is ".phpversion().".\n";
+		if(version_compare(phpversion(), '8.2', '>=')) $msg .= "PHP Version 8.2+ is not supported yet. Change PHP version back to the default version of the OS. The currently used PHP version is ".phpversion().".\n";
 		if(!function_exists('curl_init')) $msg .= "PHP Curl Module is missing.\n";
 		if(!function_exists('mysqli_connect')) $msg .= "PHP MySQLi Module is nmissing.\n";
 		if(!function_exists('mb_detect_encoding')) $msg .= "PHP Multibyte Module (MB) is missing.\n";
diff --git a/install/lib/mysql.lib.php b/install/lib/mysql.lib.php
index 1085ed0d5b2c04cd97bcc5968f371afec5e0dc35..4d9e71f44a1a8c62758b70915562287964d95000 100644
--- a/install/lib/mysql.lib.php
+++ b/install/lib/mysql.lib.php
@@ -64,9 +64,11 @@ class db
 	public function __destruct() {
 		if($this->_iConnId) mysqli_close($this->_iConnId);
 	}
-	
+
 	private function do_connect() {
 		global $conf;
+
+		mysqli_report(MYSQLI_REPORT_OFF);
 		
 		if($this->_iConnId) return true;
 		$this->dbHost = $conf['mysql']['host'];
@@ -77,7 +79,7 @@ class db
 		$this->dbCharset = $conf["mysql"]["charset"];
 		$this->dbNewLink = false;
 		$this->dbClientFlags = null;
-		
+
 		$this->_iConnId = mysqli_connect($this->dbHost, $this->dbUser, $this->dbPass, '', (int)$this->dbPort);
 		$try = 0;
 		while((!is_object($this->_iConnId) || mysqli_connect_error()) && $try < 5) {
@@ -92,19 +94,19 @@ class db
 			$this->_sqlerror('Zugriff auf Datenbankserver fehlgeschlagen! / Database server not accessible!');
 			return false;
 		}
-		
+
 		if($this->dbName) $this->setDBName($this->dbName);
 
 		$this->_setCharset();
 	}
-	
+
 	public function setDBData($host, $user, $password, $port) {
 		$this->dbHost = $host;
 		$this->dbUser = $user;
 		$this->dbPass = $password;
 		$this->dbPort = $port;
 	}
-	
+
 	public function setDBName($name) {
 		$this->dbName = $name;
 		$this->_iConnId = mysqli_connect($this->dbHost, $this->dbUser, $this->dbPass, '', (int)$this->dbPort);
@@ -114,7 +116,7 @@ class db
 			return false;
 		}
 	}
-	
+
 	public function close() {
 		if($this->_iConnId) mysqli_close($this->_iConnId);
 		$this->_iConnId = null;
@@ -192,7 +194,7 @@ class db
 	}
 
 	private function _query($sQuery = '') {
-		
+
 		$aArgs = func_get_args();
 		$this->do_connect();
 
@@ -284,7 +286,7 @@ class db
 	 * @return array result row or NULL if none found
 	 */
 	public function queryOneRecord($sQuery = '') {
-		
+
 		$aArgs = func_get_args();
 		if(!empty($aArgs)) {
 			$sQuery = array_shift($aArgs);
@@ -293,7 +295,7 @@ class db
 		}
 		array_unshift($aArgs, $sQuery);
 		}
-  
+
 		$oResult = call_user_func_array([&$this, 'query'], $aArgs);
 		if(!$oResult) return null;
 
@@ -534,7 +536,7 @@ class db
 			if($debug == 1) echo "mySQL Error Message: ".$this->errorMessage;
 		}
 	}
-	
+
 	/* TODO: rewrite SQL */
 	function update($tablename, $form, $bedingung, $debug = 0)
 	{
@@ -761,14 +763,14 @@ class db
 			break;
 		}
 	}
-	
+
 	/**
 	 * Get the database type (mariadb or mysql)
 	 *
 	 * @access public
 	 * @return string 'mariadb' or string 'mysql'
 	 */
-	
+
 	public function getDatabaseType() {
 		$tmp = $this->queryOneRecord('SELECT VERSION() as version');
 		if(stristr($tmp['version'],'mariadb')) {
@@ -777,7 +779,7 @@ class db
 			return 'mysql';
 		}
 	}
-	
+
 	/**
 	 * Get the database version
 	 *
@@ -785,7 +787,7 @@ class db
 	 * @param bool   $major_version_only = true will return the major version only, e.g. 8 for MySQL 8
 	 * @return string version number
 	 */
-	
+
 	public function getDatabaseVersion($major_version_only = false) {
 		$tmp = $this->queryOneRecord('SELECT VERSION() as version');
 		$version = explode('-', $tmp['version']);
diff --git a/interface/lib/classes/db_mysql.inc.php b/interface/lib/classes/db_mysql.inc.php
index cd9c333b22040081932c4d8a70902c2809ef1e48..1bfc9102b669077027a2226f3e512387aa1efc1d 100644
--- a/interface/lib/classes/db_mysql.inc.php
+++ b/interface/lib/classes/db_mysql.inc.php
@@ -82,6 +82,8 @@ class db
 		$this->dbClientFlags = ($flags !== NULL) ? $flags : $conf['db_client_flags'];
 		$this->_iConnId = mysqli_init();
 
+		mysqli_report(MYSQLI_REPORT_OFF);
+
 		mysqli_real_connect($this->_iConnId, $this->dbHost, $this->dbUser, $this->dbPass, '', (int)$this->dbPort, NULL, $this->dbClientFlags);
 		for($try=0;(!is_object($this->_iConnId) || mysqli_connect_errno()) && $try < 5;++$try) {
 			sleep($try);
diff --git a/server/lib/classes/db_mysql.inc.php b/server/lib/classes/db_mysql.inc.php
index 9b9d43b442898309a91d67c087d447d062353fc7..723360aa839f94a7367966897c57ec1df94b4eea 100644
--- a/server/lib/classes/db_mysql.inc.php
+++ b/server/lib/classes/db_mysql.inc.php
@@ -82,6 +82,8 @@ class db
 		$this->dbClientFlags = ($flags !== NULL) ? $flags : $conf['db_client_flags'];
 		$this->_iConnId = mysqli_init();
 
+		mysqli_report(MYSQLI_REPORT_OFF);
+
 		mysqli_real_connect($this->_iConnId, $this->dbHost, $this->dbUser, $this->dbPass, '', (int)$this->dbPort, NULL, $this->dbClientFlags);
 		for($try=0;(!is_object($this->_iConnId) || mysqli_connect_errno()) && $try < 5;++$try) {
 			sleep($try);
diff --git a/server/plugins-available/mysql_clientdb_plugin.inc.php b/server/plugins-available/mysql_clientdb_plugin.inc.php
index 4d637ef37f6e58b142d454c5a249d10f0f029d97..9cf750a84db03949bc818d0979618dc8f82c7bca 100644
--- a/server/plugins-available/mysql_clientdb_plugin.inc.php
+++ b/server/plugins-available/mysql_clientdb_plugin.inc.php
@@ -166,9 +166,9 @@ class mysql_clientdb_plugin {
 						$link->escape_string($database_password));
 					if(!$link->query($query)) $success = false;
 				}
-				
+
 				$app->log("PASSWORD SET FOR '".$link->escape_string($database_user)."'@'$db_host' success? " . ($success ? 'yes' : 'no'), LOGLEVEL_DEBUG);
-				
+
 				if($success == true){
 					$link->query("FLUSH PRIVILEGES");
 				}
@@ -261,6 +261,7 @@ class mysql_clientdb_plugin {
 				return;
 			}
 
+			mysqli_report(MYSQLI_REPORT_OFF);
 			//* Connect to the database
 			$link = new mysqli($clientdb_host, $clientdb_user, $clientdb_password);
 			if ($link->connect_error) {
@@ -324,6 +325,7 @@ class mysql_clientdb_plugin {
 				return;
 			}
 
+			mysqli_report(MYSQLI_REPORT_OFF);
 			//* Connect to the database
 			$link = new mysqli($clientdb_host, $clientdb_user, $clientdb_password);
 			if ($link->connect_error) {
@@ -654,6 +656,7 @@ class mysql_clientdb_plugin {
 				return;
 			}
 
+			mysqli_report(MYSQLI_REPORT_OFF);
 			//* Connect to the database
 			$link = new mysqli($clientdb_host, $clientdb_user, $clientdb_password);
 			if ($link->connect_error) {
@@ -709,6 +712,7 @@ class mysql_clientdb_plugin {
 			return;
 		}
 
+		mysqli_report(MYSQLI_REPORT_OFF);
 		//* Connect to the database
 		$link = new mysqli($clientdb_host, $clientdb_user, $clientdb_password);
 		if ($link->connect_error) {
@@ -782,6 +786,7 @@ class mysql_clientdb_plugin {
 			return;
 		}
 
+		mysqli_report(MYSQLI_REPORT_OFF);
 		//* Connect to the database
 		$link = new mysqli($clientdb_host, $clientdb_user, $clientdb_password);
 		if ($link->connect_error) {
@@ -807,16 +812,16 @@ class mysql_clientdb_plugin {
 
 		$link->close();
 	}
-	
-	
-				
-				
+
+
+
+
 	function getDatabaseType($link) {
 		$result = $link->query('SELECT VERSION() as version');
 		if($result) {
 			$tmp = $result->fetch_assoc();
 			$result->free();
-			
+
 			if(stristr($tmp['version'],'mariadb')) {
 				return 'mariadb';
 			} else {
@@ -832,7 +837,7 @@ class mysql_clientdb_plugin {
 		if($result) {
 			$tmp = $result->fetch_assoc();
 			$result->free();
-			
+
 			$version = explode('-', $tmp['version']);
 			if($major_version_only == true) {
 				$version_parts = explode('.', $version[0]);