diff --git a/bt5/erp5_tiosafe_oxatis_test/ExtensionTemplateItem/OxatisTest.py b/bt5/erp5_tiosafe_oxatis_test/ExtensionTemplateItem/OxatisTest.py
index 6288881ee7764d6cda3b5592c5214a7e48e63266..71e17cc2c939bd16e38b3a16a1d01b41ea401b8e 100644
--- a/bt5/erp5_tiosafe_oxatis_test/ExtensionTemplateItem/OxatisTest.py
+++ b/bt5/erp5_tiosafe_oxatis_test/ExtensionTemplateItem/OxatisTest.py
@@ -200,7 +200,7 @@ class OxatisTestConnector:
     xml_element = etree.XML(xml)
     validated = xml_schema.validate(xml_element)
     if validated is False:
-      LOG("validateXMLSchema failed with", ERROR, "%s, xsd = %s\nxml = %s\n" %(xml_schema.error_log.filter_from_errors()[0], xsd.data, xml))
+      LOG("validateXMLSchema failed with", ERROR, "%s, xsd = %s\nxml = %s\n" %(str(xml_schema.error_log.filter_from_errors()[0]), xsd.data, xml))
     assert validated is True
     return validated
 
diff --git a/bt5/erp5_tiosafe_oxatis_test/bt/revision b/bt5/erp5_tiosafe_oxatis_test/bt/revision
index 8c0474e3239fc7c1a693d29caba0c85b872b6c1d..d7765fe47e06ccb3e29a916d2f5ede6d3ac0c533 100644
--- a/bt5/erp5_tiosafe_oxatis_test/bt/revision
+++ b/bt5/erp5_tiosafe_oxatis_test/bt/revision
@@ -1 +1 @@
-69
\ No newline at end of file
+70
\ No newline at end of file