diff --git a/migration/20.03/2003.sql b/migration/20.03/2003.sql
index 789049431310e3fd17e2da540242860c81e1ee75..df421e737694b5f62e380ca720acfe085908f04c 100755
--- a/migration/20.03/2003.sql
+++ b/migration/20.03/2003.sql
@@ -843,6 +843,7 @@ WHERE basket_clause ILIKE '%attachment_id%';
 
 
 UPDATE history SET user_id = (select user_id from users order by user_id='superadmin' desc limit 1) where user_id = '';
+UPDATE history_batch SET total_errors = 0 WHERE total_errors IS NULL;
 
 /* users followed resources */
 DROP TABLE IF EXISTS users_followed_resources;
diff --git a/modules/visa/batch/process_mailsFromSignatoryBook.php b/modules/visa/batch/process_mailsFromSignatoryBook.php
index c58061420d767eb885497b50289d7dac6ff575ea..b59008e535ae64e11b4b4f8c7362ea6829eff513 100755
--- a/modules/visa/batch/process_mailsFromSignatoryBook.php
+++ b/modules/visa/batch/process_mailsFromSignatoryBook.php
@@ -452,7 +452,7 @@ $GLOBALS['logger']->write($nbMailsRetrieved.' document(s) retrieved', 'INFO');
 
 Bt_logInDataBase(
     $nbMailsRetrieved,
-    $err,
+    0,
     $nbMailsRetrieved.' mail(s) retrieved from signatory book'
 );
 Bt_updateWorkBatch();