diff --git a/lock.inc.php b/lock.inc.php
index 7b84b2d..2a3b37b 100644
--- a/lock.inc.php
+++ b/lock.inc.php
@@ -64,5 +64,13 @@ function gamectl_unlock()
 
   $lock = $GAME_ROOT . '/gamectl.lock';
   if(file_exists($lock))
-    unlink($lock);
+  {
+    try 
+    { 
+      unlink($lock); 
+    }
+    catch(\Exception $e) {}
+  }
+
+  putenv("GAMECTL_IN_LOCK");
 }