From af593099dfe25a913ab2b3a14ae00bcef23ae2f3 Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Mon, 22 Mar 2021 23:52:14 +0100
Subject: [PATCH] Clean string

---
 htdocs/core/modules/societe/doc/doc_generic_odt.modules.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
index 2a7e0cf287f..7926ea06cc5 100644
--- a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
+++ b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
@@ -243,6 +243,7 @@ class doc_generic_odt extends ModeleThirdPartyDoc
 				if (!empty($conf->global->MAIN_DOC_USE_OBJECT_THIRDPARTY_NAME))
 				{
 				    $newfiletmp = dol_sanitizeFileName(dol_string_nospecial($object->name)).'-'.$newfiletmp;
+				    $newfiletmp = preg_replace('/__+/', '_', $newfiletmp);	// Replace repeated _ into one _ (to avoid string with substitution syntax)
 				}
 				if (!empty($conf->global->MAIN_DOC_USE_TIMING))
 				{