diff --git a/controllers/class.Preview.php b/controllers/class.Preview.php
index 985d45dab..861668b08 100644
--- a/controllers/class.Preview.php
+++ b/controllers/class.Preview.php
@@ -57,7 +57,9 @@ class SeedDMS_Controller_Preview extends SeedDMS_Controller_Common {
 					$previewer->setConverters($settings->_converters['preview']);
 					$previewer->setXsendfile($settings->_enableXsendfile);
 					if(!$previewer->hasPreview($content)) {
+						add_log_line("");
 						if(!$previewer->createPreview($content)) {
+							add_log_line("", PEAR_LOG_ERR);
 						}
 					}
 					if(!$previewer->hasPreview($content)) {
diff --git a/op/op.Preview.php b/op/op.Preview.php
index ee6a3adf1..3b0903b84 100644
--- a/op/op.Preview.php
+++ b/op/op.Preview.php
@@ -85,6 +85,7 @@ else
 $previewer->setConverters($settings->_converters['preview']);
 $previewer->setXsendfile($settings->_enableXsendfile);
 if(!$previewer->hasPreview($object)) {
+	add_log_line("");
 	if(!$previewer->createPreview($object)) {
 	}
 }