diff --git a/core/ormcaselog.class.inc.php b/core/ormcaselog.class.inc.php
index 0a4680710..814cc91d5 100644
--- a/core/ormcaselog.class.inc.php
+++ b/core/ormcaselog.class.inc.php
@@ -191,8 +191,15 @@ class ormCaseLog {
 
 	public function __toString()
 	{
-		return $this->m_sLog;
+        if($this->IsEmpty()) return '';
+
+        return $this->m_sLog;
 	}
+
+	public function IsEmpty()
+    {
+        return ($this->m_sLog === null);
+    }
 	
 	public function ClearModifiedFlag()
 	{
diff --git a/core/ormdocument.class.inc.php b/core/ormdocument.class.inc.php
index 7d144bcd8..585c4a3d2 100644
--- a/core/ormdocument.class.inc.php
+++ b/core/ormdocument.class.inc.php
@@ -51,6 +51,8 @@ class ormDocument
 
 	public function __toString()
 	{
+	    if($this->IsEmpty()) return '';
+
 		return MyHelpers::beautifulstr($this->m_data, 100, true);
 	}