diff --git a/admin-dev/tabs/AdminProducts.php b/admin-dev/tabs/AdminProducts.php
index 2231fb534..8fa76a034 100644
--- a/admin-dev/tabs/AdminProducts.php
+++ b/admin-dev/tabs/AdminProducts.php
@@ -293,7 +293,8 @@ class AdminProducts extends AdminTab
 					AND Pack::duplicate($id_product_old, $product->id)
 					AND Product::duplicateCustomizationFields($id_product_old, $product->id)
 					AND Product::duplicateTags($id_product_old, $product->id)
-					AND Product::duplicateDownload($id_product_old, $product->id))
+					AND Product::duplicateDownload($id_product_old, $product->id)
+					AND $product->duplicateShops($id_product_old))
 					{
 						if ($product->hasAttributes())
 							Product::updateDefaultAttribute($product->id);
diff --git a/classes/AdminTab.php b/classes/AdminTab.php
index 1bf9bc788..8ade4341b 100644
--- a/classes/AdminTab.php
+++ b/classes/AdminTab.php
@@ -1299,7 +1299,9 @@ abstract class AdminTabCore
 				$this->_group = 'GROUP BY a.'.pSQL($this->identifier);
 			else if (!preg_match('#(\s|,)\s*a\.`?'.pSQL($this->identifier).'`?(\s|,|$)#', $this->_group))
 				$this->_group .= ', a.'.pSQL($this->identifier);
-			$filterShop = 'JOIN `'._DB_PREFIX_.$this->table.'_'.$filterKey.'` sa ON (sa.'.$this->identifier.' = a.'.$this->identifier.' AND sa.id_'.$filterKey.' IN ('.implode(', ', $idenfierShop).'))';
+				
+			if (Shop::isMultiShopActivated() && Shop::context() == Shop::CONTEXT_ALL)
+				$filterShop = 'JOIN `'._DB_PREFIX_.$this->table.'_'.$filterKey.'` sa ON (sa.'.$this->identifier.' = a.'.$this->identifier.' AND sa.id_'.$filterKey.' IN ('.implode(', ', $idenfierShop).'))';
 		}
 
 		/* Query in order to get results with all fields */
@@ -1308,7 +1310,7 @@ abstract class AdminTabCore
 			'.($this->lang ? 'b.*, ' : '').'a.*'.(isset($this->_select) ? ', '.$this->_select.' ' : '').$selectShop.'
 			FROM `'._DB_PREFIX_.$sqlTable.'` a
 			'.$filterShop.'
-			'.($this->lang ? 'LEFT JOIN `'._DB_PREFIX_.$this->table.'_lang` b ON (b.`'.$this->identifier.'` = a.`'.$this->identifier.'` AND b.`id_lang` = '.(int)($id_lang).($id_lang_shop ? ' AND b.`id_shop`='.(int)$id_lang_shop : '').')' : '').'
+			'.($this->lang ? 'LEFT JOIN `'._DB_PREFIX_.$this->table.'_lang` b ON (b.`'.$this->identifier.'` = a.`'.$this->identifier.'` AND b.`id_lang` = '.(int)$id_lang.($id_lang_shop ? ' AND b.`id_shop`='.(int)$id_lang_shop : '').')' : '').'
 			'.(isset($this->_join) ? $this->_join.' ' : '').'
 			'.$joinShop.'
 			WHERE 1 '.(isset($this->_where) ? $this->_where.' ' : '').($this->deleted ? 'AND a.`deleted` = 0 ' : '').(isset($this->_filter) ? $this->_filter : '').$whereShop.'
@@ -1316,7 +1318,7 @@ abstract class AdminTabCore
 			'.((isset($this->_filterHaving) || isset($this->_having)) ? 'HAVING ' : '').(isset($this->_filterHaving) ? ltrim($this->_filterHaving, ' AND ') : '').(isset($this->_having) ? $this->_having.' ' : '').'
 			ORDER BY '.(($orderBy == $this->identifier) ? 'a.' : '').'`'.pSQL($orderBy).'` '.pSQL($orderWay).
 			($this->_tmpTableFilter ? ') tmpTable WHERE 1'.$this->_tmpTableFilter : '').'
-			LIMIT '.(int)($start).','.(int)($limit);
+			LIMIT '.(int)$start.','.(int)$limit;
 		$this->_list = Db::getInstance()->ExecuteS($sql);
 		$this->_listTotal = Db::getInstance()->getValue('SELECT FOUND_ROWS() AS `'._DB_PREFIX_.$this->table.'`');
 
diff --git a/classes/ObjectModel.php b/classes/ObjectModel.php
index ad3977243..b5679f918 100644
--- a/classes/ObjectModel.php
+++ b/classes/ObjectModel.php
@@ -252,7 +252,7 @@ abstract class ObjectModelCore
 		if (!Shop::isMultishopActivated())
 		{
 			if (isset($assos[$this->table]) && $assos[$this->table]['type'] == 'shop')
-				$result &= $this->associateTo(Context::getContext()->shop->getID(), 'shop');
+				$result &= $this->associateTo(Context::getContext()->shop->getID(true), 'shop');
 			$assos = GroupShop::getAssoTables();
 			if (isset($assos[$this->table]) && $assos[$this->table]['type'] == 'group_shop')
 				$result &= $this->associateTo(Context::getContext()->shop->getGroupID(), 'group_shop');
@@ -799,6 +799,7 @@ abstract class ObjectModelCore
 			return Db::getInstance()->Execute('INSERT INTO `'._DB_PREFIX_.$this->table.'_'.$context.'` (`'.$this->identifier.'`, `id_'.$context.'`) VALUES '.rtrim($sql,','));
 		return true;
 	}
+
 	/**
 	 * Check if current object is associated to a group shop
 	 *
@@ -817,6 +818,29 @@ abstract class ObjectModelCore
 		return (bool)Db::getInstance()->getValue($sql);
 	}
 
+	/**
+	 * @since 1.5.0
+	 */
+	public function duplicateShops($id)
+	{
+		$asso = Shop::getAssoTables();
+		if (!isset($asso[$this->table]) || $asso[$this->table]['type'] != 'shop')
+			return false;
+
+		$sql = 'SELECT id_shop
+				FROM '._DB_PREFIX_.$this->table.'_shop
+				WHERE '.$this->identifier.' = '.(int)$id;
+		if ($results = Db::getInstance()->ExecuteS($sql))
+		{
+			$ids = array();
+			foreach ($results as $row)
+				$ids[] = $row['id_shop'];
+			return $this->associateTo($ids);
+		}
+		
+		return false;
+	}
+
 	public function isLangMultishop()
 	{
 		return (int)$this->langMultiShop;