diff --git a/ChangeLog_Koesio.md b/ChangeLog_Koesio.md
index bfdd1b6068945..c9130ca396df9 100644
--- a/ChangeLog_Koesio.md
+++ b/ChangeLog_Koesio.md
@@ -1,4 +1,5 @@
 ## Backported from 17.0 :
+- Backport develop PR #23625 : Undeclared properties
 - Backport develop PR #32662 : New hooks in services_list and added global search
 - Backport 17.0 PR #32654 : Search thirdparty in services list
 - Backport develop PR #32129 : New field rule for lines dates
diff --git a/htdocs/adherents/class/adherent.class.php b/htdocs/adherents/class/adherent.class.php
index 3ccb2284a9940..191f7db29b521 100644
--- a/htdocs/adherents/class/adherent.class.php
+++ b/htdocs/adherents/class/adherent.class.php
@@ -7,7 +7,7 @@
  * Copyright (C) 2009-2017	Regis Houssin			<regis.houssin@inodbox.com>
  * Copyright (C) 2014-2018	Alexandre Spangaro		<aspangaro@open-dsi.fr>
  * Copyright (C) 2015		Marcos García			<marcosgdf@gmail.com>
- * Copyright (C) 2015-2022	Frédéric France			<frederic.france@netlogic.fr>
+ * Copyright (C) 2015-2023	Frédéric France			<frederic.france@netlogic.fr>
  * Copyright (C) 2015		Raphaël Doursenaud		<rdoursenaud@gpcsolutions.fr>
  * Copyright (C) 2016		Juanjo Menent			<jmenent@2byte.es>
  * Copyright (C) 2018-2019	Thibault FOUCART		<support@ptibogxiv.net>
@@ -89,6 +89,18 @@ class Adherent extends CommonObject
 	 */
 	public $pass_indatabase_crypted;
 
+	/**
+	 * @var string fullname
+	 */
+	public $fullname;
+
+	/**
+	 * @var string The civility code, not an integer
+	 */
+	public $civility_id;
+	public $civility_code;
+	public $civility;
+
 	/**
 	 * @var string company name
 	 * @deprecated
@@ -272,6 +284,10 @@ class Adherent extends CommonObject
 
 	public $first_subscription_date;
 
+	public $first_subscription_date_start;
+
+	public $first_subscription_date_end;
+
 	public $first_subscription_amount;
 
 	public $last_subscription_date;
@@ -284,6 +300,10 @@ class Adherent extends CommonObject
 
 	public $subscriptions = array();
 
+	/**
+	 * @var string ip
+	 */
+	public $ip;
 
 	// Fields loaded by fetchPartnerships() from partnership table
 
diff --git a/htdocs/adherents/class/adherent_type.class.php b/htdocs/adherents/class/adherent_type.class.php
index 30616cdc8837e..5437e2ee95050 100644
--- a/htdocs/adherents/class/adherent_type.class.php
+++ b/htdocs/adherents/class/adherent_type.class.php
@@ -129,6 +129,19 @@ class AdherentType extends CommonObject
 	/** @var string string other */
 	public $other = array();
 
+	/**
+	 * @var string description
+	 */
+	public $description;
+
+	/**
+	 * @var string email
+	 */
+	public $email;
+
+	/**
+	 * @var array multilangs
+	 */
 	public $multilangs = array();
 
 
diff --git a/htdocs/contact/class/contact.class.php b/htdocs/contact/class/contact.class.php
index d27976c71bb37..5513becc36924 100644
--- a/htdocs/contact/class/contact.class.php
+++ b/htdocs/contact/class/contact.class.php
@@ -130,6 +130,16 @@ class Contact extends CommonObject
 	public $civility_code;
 	public $civility;
 
+	/**
+	 * @var int egroupware_id
+	 */
+	public $egroupware_id;
+
+	/**
+	 * @var int birthday_alert
+	 */
+	public $birthday_alert;
+
 	/**
 	 * @var string The civilite code, not an integer
 	 * @deprecated
@@ -142,6 +152,11 @@ class Contact extends CommonObject
 	 */
 	public $gender;
 
+	/**
+	 * @var string fullname
+	 */
+	public $fullname;
+
 	/**
 	 * @var string Address
 	 */
@@ -358,9 +373,9 @@ public function __construct($db)
 			$this->fields['fk_soc']['searchall'] = 0;
 		}
 
-		if (empty($conf->global->THIRDPARTY_ENABLE_PROSPECTION_ON_ALTERNATIVE_ADRESSES)) {	// Default behaviour
+		if (!empty($conf->global->SOCIETE_DISABLE_PROSPECTS) || empty($conf->global->THIRDPARTY_ENABLE_PROSPECTION_ON_ALTERNATIVE_ADRESSES)) {	// Default behaviour
 			$this->fields['fk_stcommcontact']['enabled'] = 0;
-			$this->fields['fk_prospectcontactlevel']['enabled'] = 0;
+			$this->fields['fk_prospectlevel']['enabled'] = 0;
 		}
 
 		// Unset fields that are disabled
@@ -1719,18 +1734,18 @@ public function setCategories($categories)
 	/**
 	 * Function used to replace a thirdparty id with another one.
 	 *
-	 * @param DoliDB $db Database handler
-	 * @param int $origin_id Old thirdparty id
-	 * @param int $dest_id New thirdparty id
-	 * @return bool
+	 * @param 	DoliDB 	$dbs 		Database handler, because function is static we name it $dbs not $db to avoid breaking coding test
+	 * @param 	int 	$origin_id 	Old thirdparty id
+	 * @param 	int 	$dest_id 	New thirdparty id
+	 * @return 	bool
 	 */
-	public static function replaceThirdparty(DoliDB $db, $origin_id, $dest_id)
+	public static function replaceThirdparty(DoliDB $dbs, $origin_id, $dest_id)
 	{
 		$tables = array(
 			'socpeople', 'societe_contacts'
 		);
 
-		return CommonObject::commonReplaceThirdparty($db, $origin_id, $dest_id, $tables);
+		return CommonObject::commonReplaceThirdparty($dbs, $origin_id, $dest_id, $tables);
 	}
 
 	/**
@@ -2125,4 +2140,47 @@ public function getNoEmail()
 		}
 		return 0;
 	}
+
+
+	/**
+	 *	Return clicable link of object (with eventually picto)
+	 *
+	 *	@param      string	    $option                 Where point the link (0=> main card, 1,2 => shipment, 'nolink'=>No link)
+	 *  @return		string								HTML Code for Kanban thumb.
+	 */
+	public function getKanbanView($option = '')
+	{
+		global $langs;
+		$return = '<div class="box-flex-item box-flex-grow-zero">';
+		$return .= '<div class="info-box info-box-sm">';
+		$return .= '<span class="info-box-icon bg-infobox-action">';
+		//var_dump($this->photo);exit;
+		if (property_exists($this, 'photo') && !is_null($this->photo)) {
+			$return.= Form::showphoto('contact', $this, 0, 60, 0, 'photokanban photoref photowithmargin photologintooltip', 'small', 0, 1);
+		} else {
+			$return .= img_picto('', $this->picto);
+		}
+		$return .= '</span>';
+		$return .= '<div class="info-box-content">';
+		$return .= '<div class="info-box-ref">'.(method_exists($this, 'getNomUrl') ? $this->getNomUrl(1) : $this->ref).'</div>';
+
+		if (property_exists($this, 'thirdparty') && is_object($this->thirdparty)) {
+			$return .= '<div class="info-box-ref opacitymedium tdoverflowmax150">'.$this->thirdparty->getNomUrl(1).'</div>';
+		}
+		/*if (property_exists($this, 'phone_pro') && !empty($this->phone_pro)) {
+			$return .= '<br>'.img_picto($langs->trans("Phone"), 'phone');
+			$return .= ' <span class="info-box-label">'.$this->phone_pro.'</span>';
+		}*/
+		/*if (method_exists($this, 'LibPubPriv')) {
+			$return .= '<br><span class="info-box-label opacitymedium">'.$langs->trans("Visibility").'</span>';
+			$return .= '<span> : '.$this->LibPubPriv($this->priv).'</span>';
+		}*/
+		if (method_exists($this, 'getLibStatut')) {
+			$return .= '<br><div class="info-box-status margintoponly">'.$this->getLibStatut(5).'</div>';
+		}
+		$return .= '</div>';
+		$return .= '</div>';
+		$return .= '</div>';
+		return $return;
+	}
 }
diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index a85fbb38bd43e..4f0855676781b 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -605,6 +605,15 @@ abstract class CommonObject
 	protected $labelStatus;
 	protected $labelStatusShort;
 
+	/**
+	 * @var array nb used in load_stateboard
+	 */
+	public $nb = array();
+
+	/**
+	 * @var string output
+	 */
+	public $output;
 
 	/**
 	 * @var array	List of child tables. To test if we can delete object.
diff --git a/htdocs/user/class/user.class.php b/htdocs/user/class/user.class.php
index c7feb5d408e6d..c811e322a732b 100644
--- a/htdocs/user/class/user.class.php
+++ b/htdocs/user/class/user.class.php
@@ -78,6 +78,11 @@ class User extends CommonObject
 	public $employee;
 	public $civility_code;
 
+	/**
+	 * @var string fullname
+	 */
+	public $fullname;
+
 	/**
 	 * @var string gender
 	 */