Index: openacs-4/packages/file-storage/www/folder-chunk.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/file-storage/www/folder-chunk.tcl,v
diff -u -N -r1.60 -r1.61
--- openacs-4/packages/file-storage/www/folder-chunk.tcl	20 Dec 2018 13:07:17 -0000	1.60
+++ openacs-4/packages/file-storage/www/folder-chunk.tcl	20 Dec 2018 18:18:05 -0000	1.61
@@ -422,7 +422,7 @@
                 set file_url [export_vars -base ${fs_url}download/[ad_urlencode_path $title] {{file_id $object_id}}]
             } else {
                 set download_url /file/$object_id/[ad_urlencode_path $name]
-		set file_url ${fs_url}view/[expr {$folder_path ne "" ? [ad_urlencode_folder_path ${folder_path}] : ""}][ad_urlencode_path $name]
+		set file_url ${fs_url}view/[ad_urlencode_folder_path $folder_path][ad_urlencode_path $name]
             }
         }
     }