fix bdinfo path

1 files changed, 5 insertions, 0 deletions

diff --git a/MediaBrowser.MediaEncoding/BdInfo/BdInfoExaminer.cs b/MediaBrowser.MediaEncoding/BdInfo/BdInfoExaminer.cs
index bf7343f3d..219b1f3c5 100644
--- a/MediaBrowser.MediaEncoding/BdInfo/BdInfoExaminer.cs
+++ b/MediaBrowser.MediaEncoding/BdInfo/BdInfoExaminer.cs
@@ -30,6 +30,11 @@ namespace MediaBrowser.MediaEncoding.BdInfo
         /// <returns>BlurayDiscInfo.</returns>
         public BlurayDiscInfo GetDiscInfo(string path)
         {
+            if (string.IsNullOrWhiteSpace(path))
+            {
+                throw new ArgumentNullException("path");
+            }
+
             var bdrom = new BDROM(path, _fileSystem, _textEncoding);
 
             bdrom.Scan();