diff --git a/SeedDMS_Core/Core/inc.ClassDMS.php b/SeedDMS_Core/Core/inc.ClassDMS.php
index 34c996869..153b2df42 100644
--- a/SeedDMS_Core/Core/inc.ClassDMS.php
+++ b/SeedDMS_Core/Core/inc.ClassDMS.php
@@ -793,6 +793,9 @@ class SeedDMS_Core_DMS {
 	function getDocumentByOriginalFilename($name, $folder=null) { /* {{{ */
 		if (!$name) return false;
 
+		if (!$this->db->createTemporaryTable("ttcontentid")) {
+			return false;
+		}
 		$queryStr = "SELECT `tblDocuments`.*, `tblDocumentLocks`.`userID` as `lockUser` ".
 			"FROM `tblDocuments` ".
 			"LEFT JOIN `ttcontentid` ON `ttcontentid`.`document` = `tblDocuments`.`id` ".