Index: sites/all/modules/live_css/live_css.module
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- sites/all/modules/live_css/live_css.module	(revision 928)
+++ sites/all/modules/live_css/live_css.module	(revision )
@@ -245,16 +245,16 @@
   if (substr($sanitized_url, -4) != '.css' && substr($sanitized_url, -5) != '.less') {
     echo drupal_json_encode(array(
       'result' => 'failure',
-      'filename' => $path,
+      'filename' => $href,
       'msg' => 'Can\'t save to files without a \'less\' or \'css\' extension!'
     ));
     return;
   }
 
-  if (file_munge_filename($sanitized_url) != $sanitized_url) {
+  if (file_munge_filename($sanitized_url, '') != $sanitized_url) {
     echo drupal_json_encode(array(
       'result' => 'failure',
-      'filename' => $path,
+      'filename' => $href,
       'msg' => 'The url used contains a sub-filextension which poses a security threat. Saving not allowed.'
     ));
     return;
@@ -280,7 +280,7 @@
 
   echo drupal_json_encode(array(
     'result' => $result,
-    'filename' => $path,
+    'filename' => $href,
     'msg' => $msg
   ));
 }