diff --git a/WebDavSharp_MVC/WebDAVSharp.Server/MethodHandlers/WebDavLockMethodHandler.cs b/WebDavSharp_MVC/WebDAVSharp.Server/MethodHandlers/WebDavLockMethodHandler.cs
index 9988da2..4950bde 100644
--- a/WebDavSharp_MVC/WebDAVSharp.Server/MethodHandlers/WebDavLockMethodHandler.cs
+++ b/WebDavSharp_MVC/WebDAVSharp.Server/MethodHandlers/WebDavLockMethodHandler.cs
@@ -97,13 +97,13 @@ namespace WebDAVSharp.Server.MethodHandlers {
 
 			// Get the parent collection of the item
 			IWebDavStoreCollection collection = GetParentCollection(server, store, fileName);
-
+            String fileNameLocal = ExtractFileName(fileName);
 			try {
 				// Get the item from the collection
-				IWebDavStoreItem item = GetItemFromCollection(collection, fileName);
+				IWebDavStoreItem item = GetItemFromCollection(collection, fileNameLocal);
 			}
 			catch (Exception) {
-				collection.CreateDocument(fileName);
+				collection.CreateDocument(fileNameLocal);
 				isNew = true;
 			}