diff --git a/PVE/ReplicationTools.pm b/PVE/ReplicationTools.pm
index 2953e13..a676bf3 100644
--- a/PVE/ReplicationTools.pm
+++ b/PVE/ReplicationTools.pm
@@ -516,6 +516,8 @@ sub update_conf {
     };
 
     PVE::Tools::lock_file_full($STATE_PATH, 60, 0 , $update);
+    die $@ if $@;
 }
 
+
 1;