Index: xword/XWord/Login.cs
===================================================================
--- xword/XWord/Login.cs	(revision 19427)
+++ xword/XWord/Login.cs	(working copy)
@@ -31,6 +31,9 @@
             }
             writer.Close();
             stream.Close();
+
+            isFile.Dispose();
+            isFile.Close();
             return true;
         }
         /// <summary>
@@ -52,6 +55,11 @@
                     credentials[i] = s;
                     i++;
                 }
+
+                reader.Close();
+                stream.Close();
+                isFile.Dispose();
+                isFile.Close();
                 return credentials;
             }
             catch(Exception ex)
@@ -70,6 +78,8 @@
             {
                 IsolatedStorageFile isFile = IsolatedStorageFile.GetUserStoreForAssembly();
                 isFile.DeleteFile(filename);
+                isFile.Dispose();
+                isFile.Close();
             }
             catch (IsolatedStorageException ex)
             {
@@ -84,7 +94,10 @@
         public bool CanAutoLogin()
         {
             IsolatedStorageFile isFile = IsolatedStorageFile.GetUserStoreForAssembly();
-            return (isFile.GetFileNames(filename).Length > 0);
+            bool canAutoLogin=(isFile.GetFileNames(filename).Length > 0);
+            isFile.Dispose();
+            isFile.Close();
+            return canAutoLogin;
         }
     }
 }
Index: xword/XWord/Repositories.cs
===================================================================
--- xword/XWord/Repositories.cs	(revision 19427)
+++ xword/XWord/Repositories.cs	(working copy)
@@ -29,6 +29,9 @@
             BinaryFormatter formatter = new BinaryFormatter();
             formatter.Serialize(stream, settings);
             stream.Close();
+            
+            isFile.Dispose();
+            isFile.Close();
             return true;
         }
 
@@ -45,6 +48,10 @@
                 IsolatedStorageFileStream stream = new IsolatedStorageFileStream(filename, FileMode.Open, isFile);
                 BinaryFormatter formatter = new BinaryFormatter();
                 settings = (RepositorySettings)formatter.Deserialize(stream);
+
+                stream.Close();
+                isFile.Dispose();
+                isFile.Close();
                 return settings;
             }
             catch (InvalidCastException ce)
@@ -69,7 +76,10 @@
         public static bool HasRepositorySettings()
         {
             IsolatedStorageFile isFile = IsolatedStorageFile.GetUserStoreForAssembly();
-            return (isFile.GetFileNames(filename).Length > 0);
+            bool hasRepositorySettings = (isFile.GetFileNames(filename).Length > 0);
+            isFile.Dispose();
+            isFile.Close();
+            return hasRepositorySettings;
         }
     }
 }