diff --git a/AionClientViewer/Controls/ImageViewerControl.cs b/AionClientViewer/Controls/ImageViewerControl.cs
index aa01c13..246ca28 100644
--- a/AionClientViewer/Controls/ImageViewerControl.cs
+++ b/AionClientViewer/Controls/ImageViewerControl.cs
@@ -43,6 +43,7 @@ private bool TryLoadFromKnownMonoImageFormats(Stream s, out Texture2D result)
             }
             catch (InvalidOperationException e)
             {
+                Log.WriteLine("TryLoadFromKnownMonoImageFormats : " + e.Message);
                 result = null;
             }
             return (result != null);
@@ -88,6 +89,8 @@ private bool TryLoadDds(Stream s, out Texture2D result)
                 result = tex;
             }
             catch (Exception e) {
+
+                Log.WriteLine("TryLoadDds : " + e.Message);
                 result = null;
             }
             return (result != null);
diff --git a/Common/DirManager.cs b/Common/DirManager.cs
index 9ac0028..f07b547 100644
--- a/Common/DirManager.cs
+++ b/Common/DirManager.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using monono2.Common.FileFormats.Pak;
@@ -27,7 +28,7 @@ public DirManager(string rootPath, IEnumerable<string> subdirs)
 
         private void SetRootPath(string rootPath)
         {
-            m_rootPath = rootPath.ToLower();
+            m_rootPath = rootPath.ToLower(new CultureInfo("en-US", false));
             if (!Directory.Exists(m_rootPath))
                 throw new DirectoryNotFoundException();
         }
@@ -140,7 +141,7 @@ private SortedDictionary<string, PakReader> GenerateFileListing(string subpath)
 
         private string NormalizePath(string path)
         {
-            return path.ToLower().Replace('/', '\\');
+            return path.ToLower(new CultureInfo("en-US", false)).Replace('/', '\\');
         }
 
         private string GetRelativePath(string path)
diff --git a/Common/FileFormats/BrushLstLoader.cs b/Common/FileFormats/BrushLstLoader.cs
index 74f5293..c3efde5 100644
--- a/Common/FileFormats/BrushLstLoader.cs
+++ b/Common/FileFormats/BrushLstLoader.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Globalization;
 using System.IO;
 using System.Text;
 using Microsoft.Xna.Framework;
@@ -80,7 +81,7 @@ private void Load(BinaryReader meshInputStream)
                 //			int dw1 = meshInputStream.readInt();
 
                 meshInputStream.Read(fileNameBytes, 0, 128);
-                info.filename = Encoding.UTF8.GetString(fileNameBytes).Trim().Trim('\0').ToLower().Replace('\\', '/');
+                info.filename = Encoding.UTF8.GetString(fileNameBytes).Trim().Trim('\0').ToLower(new CultureInfo("en-US", false)).Replace('\\', '/');
 
                 meshInputStream.ReadInt32(); // skip - usually 1, sometimes 3
                     
diff --git a/Common/FileFormats/Pak/PakUtil.cs b/Common/FileFormats/Pak/PakUtil.cs
index 7b45a02..059eddd 100644
--- a/Common/FileFormats/Pak/PakUtil.cs
+++ b/Common/FileFormats/Pak/PakUtil.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Text;
@@ -10,7 +11,7 @@ public static class PakUtil
     {
         public static string NormalizeFilename(string originalFilename)
         {
-            return originalFilename.ToLower().Replace('\\', '/');
+            return originalFilename.ToLower(new CultureInfo("en-US", false)).Replace('\\', '/');
         }
 
         public static string ReadFilename(BinaryReader br, int length)