diff --git a/htdocs/accountancy/class/bookkeeping.class.php b/htdocs/accountancy/class/bookkeeping.class.php
index aeaa42154d8..f7eaebe1d78 100644
--- a/htdocs/accountancy/class/bookkeeping.class.php
+++ b/htdocs/accountancy/class/bookkeeping.class.php
@@ -729,7 +729,10 @@ class BookKeeping extends CommonObject
 		$sql .= " t.journal_label,";
 		$sql .= " t.piece_num,";
 		$sql .= " t.date_creation,";
-		$sql .= " t.date_export,";
+		// In llx_accounting_bookkeeping_tmp, field date_export doesn't exist
+		if ($mode <> "_tmp") {
+			$sql .= " t.date_export,";
+		}
 		$sql .= " t.date_validated as date_validation";
 		$sql .= ' FROM '.MAIN_DB_PREFIX.$this->table_element.$mode.' as t';
 		$sql .= ' WHERE 1 = 1';
@@ -1622,7 +1625,11 @@ class BookKeeping extends CommonObject
 		global $conf;
 
 		$sql = "SELECT piece_num, doc_date,code_journal, journal_label, doc_ref, doc_type,";
-		$sql .= " date_creation, tms as date_modification, date_export, date_validated as date_validation";
+		$sql .= " date_creation, tms as date_modification, date_validated as date_validation";
+		// In llx_accounting_bookkeeping_tmp, field date_export doesn't exist
+		if ($mode <> "_tmp") {
+			$sql .= ", date_export";
+		}
 		$sql .= " FROM ".MAIN_DB_PREFIX.$this->table_element.$mode;
 		$sql .= " WHERE piece_num = ".$piecenum;
 		$sql .= " AND entity IN (".getEntity('accountancy').")";
@@ -1699,7 +1706,11 @@ class BookKeeping extends CommonObject
 		$sql .= " doc_ref, fk_doc, fk_docdet, thirdparty_code, subledger_account, subledger_label,";
 		$sql .= " numero_compte, label_compte, label_operation, debit, credit,";
 		$sql .= " montant as amount, sens, fk_user_author, import_key, code_journal, journal_label, piece_num,";
-		$sql .= " date_creation, tms as date_modification, date_export, date_validated as date_validation";
+		$sql .= " date_creation, tms as date_modification, date_validated as date_validation";
+		// In llx_accounting_bookkeeping_tmp, field date_export doesn't exist
+		if ($mode <> "_tmp") {
+			$sql .= ", date_export";
+		}
 		$sql .= " FROM ".MAIN_DB_PREFIX.$this->table_element.$mode;
 		$sql .= " WHERE piece_num = ".$piecenum;
 		$sql .= " AND entity IN (".getEntity('accountancy').")";