diff --git a/htdocs/core/db/DoliDB.class.php b/htdocs/core/db/DoliDB.class.php
index 4b742029526..f85aa4ca78a 100644
--- a/htdocs/core/db/DoliDB.class.php
+++ b/htdocs/core/db/DoliDB.class.php
@@ -210,5 +210,15 @@ abstract class DoliDB implements Database
 		$date=dol_mktime(substr($tmp,8,2),substr($tmp,10,2),substr($tmp,12,2),substr($tmp,4,2),substr($tmp,6,2),substr($tmp,0,4),$gm);
 		return $date;
 	}
+
+	/**
+	 *	Return last query in error
+	 *
+	 *	@return	    string	lastqueryerror
+	 */
+	function lastqueryerror()
+	{
+		return $this->lastqueryerror;
+	}
 }
 
diff --git a/htdocs/core/db/mssql.class.php b/htdocs/core/db/mssql.class.php
index 7d96d421183..239582a6595 100644
--- a/htdocs/core/db/mssql.class.php
+++ b/htdocs/core/db/mssql.class.php
@@ -508,16 +508,6 @@ class DoliDBMssql extends DoliDB
 		return dol_print_date($param,"%Y-%m-%d %H:%M:%S");
 	}
 
-	/**
-	 *	Return last query in error
-	 *
-	 *	@return	    string	lastqueryerror
-	 */
-	function lastqueryerror()
-	{
-		return $this->lastqueryerror;
-	}
-
 	/**
      *	Return generic error code of last operation.
      *
diff --git a/htdocs/core/db/mysql.class.php b/htdocs/core/db/mysql.class.php
index 733c6a32cdc..582adbb343a 100644
--- a/htdocs/core/db/mysql.class.php
+++ b/htdocs/core/db/mysql.class.php
@@ -443,16 +443,6 @@ class DoliDBMysql extends DoliDB
 		return addslashes($stringtoencode);
 	}
 
-	/**
-	 *	Return last query in error
-	 *
-	 *	@return	    string	lastqueryerror
-	 */
-	function lastqueryerror()
-	{
-		return $this->lastqueryerror;
-	}
-
 	/**
      *	Return generic error code of last operation.
      *
diff --git a/htdocs/core/db/mysqli.class.php b/htdocs/core/db/mysqli.class.php
index 636c0f24f02..66fa531bf09 100644
--- a/htdocs/core/db/mysqli.class.php
+++ b/htdocs/core/db/mysqli.class.php
@@ -454,16 +454,6 @@ class DoliDBMysqli extends DoliDB
         return addslashes($stringtoencode);
     }
 
-    /**
-     *	Renvoie la derniere requete en erreur
-     *
-     *	@return	    string	lastqueryerror
-     */
-    function lastqueryerror()
-    {
-        return $this->lastqueryerror;
-    }
-
     /**
      *	Return generic error code of last operation.
      *
diff --git a/htdocs/core/db/pgsql.class.php b/htdocs/core/db/pgsql.class.php
index f70d4da652b..5dcc5767014 100644
--- a/htdocs/core/db/pgsql.class.php
+++ b/htdocs/core/db/pgsql.class.php
@@ -723,16 +723,6 @@ class DoliDBPgsql extends DoliDB
 		return '(CASE WHEN '.$test.' THEN '.$resok.' ELSE '.$resko.' END)';
 	}
 
-	/**
-	 * Renvoie la derniere requete en erreur
-	 *
-	 * @return	    string	lastqueryerror
-	 */
-	function lastqueryerror()
-	{
-		return $this->lastqueryerror;
-	}
-
 	/**
 	 * Renvoie le code erreur generique de l'operation precedente.
 	 *
diff --git a/htdocs/core/db/sqlite.class.php b/htdocs/core/db/sqlite.class.php
index f1d2a3d6203..fe3ac4718a9 100644
--- a/htdocs/core/db/sqlite.class.php
+++ b/htdocs/core/db/sqlite.class.php
@@ -588,16 +588,6 @@ class DoliDBSqlite extends DoliDB
         return $this->db->quote($stringtoencode);
     }
 
-	/**
-	 *	Return last query in error
-	 *
-	 *	@return	    string	lastqueryerror
-	 */
-    function lastqueryerror()
-    {
-        return $this->lastqueryerror;
-    }
-
     /**
      *	Renvoie le code erreur generique de l'operation precedente.
      *