Index: lams_common/src/java/org/lamsfoundation/lams/util/FileUtil.java
===================================================================
diff -u -rd0b6f213cba1026b0c9fdbdaa5dd44a49eddd3aa -r23983465bf24c6fada38ac988b63cd30e09c1abf
--- lams_common/src/java/org/lamsfoundation/lams/util/FileUtil.java	(.../FileUtil.java)	(revision d0b6f213cba1026b0c9fdbdaa5dd44a49eddd3aa)
+++ lams_common/src/java/org/lamsfoundation/lams/util/FileUtil.java	(.../FileUtil.java)	(revision 23983465bf24c6fada38ac988b63cd30e09c1abf)
@@ -673,6 +673,9 @@
 	    filename = unEncodedFilename;
 
 	}
+	
+	// wrap filename in quotes as if it contains comma character Chrome can throw a multiple headers error 
+	filename = "\"" + filename + "\"";
 
 	return filename;
     }