diff --git a/src/com/owncloud/android/lib/common/operations/RemoteOperationResult.java b/src/com/owncloud/android/lib/common/operations/RemoteOperationResult.java
index c0227b8f..cce359b6 100644
--- a/src/com/owncloud/android/lib/common/operations/RemoteOperationResult.java
+++ b/src/com/owncloud/android/lib/common/operations/RemoteOperationResult.java
@@ -61,8 +61,8 @@ import javax.net.ssl.SSLException;
  */
 public class RemoteOperationResult implements Serializable {
 
-    /** Generated - should be refreshed every time the class changes!! */;
-    private static final long serialVersionUID = -1909603208238358633L;
+	/** Generated - should be refreshed every time the class changes!! */;
+    private static final long serialVersionUID = 1129130415603799707L;
 
     private static final String TAG = RemoteOperationResult.class.getSimpleName();
 
@@ -100,20 +100,19 @@ public class RemoteOperationResult implements Serializable {
         ACCOUNT_NOT_THE_SAME,
         INVALID_CHARACTER_IN_NAME,
         SHARE_NOT_FOUND,
-        LOCAL_STORAGE_NOT_REMOVED,
-        FORBIDDEN,
-        SHARE_FORBIDDEN,
-        OK_REDIRECT_TO_NON_SECURE_CONNECTION,
-        INVALID_MOVE_INTO_DESCENDANT,
+		LOCAL_STORAGE_NOT_REMOVED,
+		FORBIDDEN,
+		SHARE_FORBIDDEN,
+		OK_REDIRECT_TO_NON_SECURE_CONNECTION, 
+		INVALID_MOVE_INTO_DESCENDANT,
         INVALID_COPY_INTO_DESCENDANT,
-        PARTIAL_MOVE_DONE,
+		PARTIAL_MOVE_DONE,
         PARTIAL_COPY_DONE,
         SHARE_WRONG_PARAMETER,
         WRONG_SERVER_RESPONSE,
         INVALID_CHARACTER_DETECT_IN_SERVER,
         DELAYED_FOR_WIFI,
-        LOCAL_FILE_NOT_FOUND,
-        NOT_MODIFIED
+        LOCAL_FILE_NOT_FOUND
     }
 
     private boolean mSuccess = false;
@@ -128,7 +127,7 @@ public class RemoteOperationResult implements Serializable {
 
     public RemoteOperationResult(ResultCode code) {
         mCode = code;
-        mSuccess = (code == ResultCode.OK || code == ResultCode.OK_SSL ||
+		mSuccess = (code == ResultCode.OK || code == ResultCode.OK_SSL ||
                 code == ResultCode.OK_NO_SSL ||
                 code == ResultCode.OK_REDIRECT_TO_NON_SECURE_CONNECTION);
         mData = null;
@@ -158,11 +157,9 @@ public class RemoteOperationResult implements Serializable {
             case HttpStatus.SC_INSUFFICIENT_STORAGE:
                 mCode = ResultCode.QUOTA_EXCEEDED;
                 break;
-            case HttpStatus.SC_FORBIDDEN:
-                mCode = ResultCode.FORBIDDEN;
+			case HttpStatus.SC_FORBIDDEN:
+				mCode = ResultCode.FORBIDDEN;
                 break;
-            case HttpStatus.SC_NOT_MODIFIED:
-                mCode = ResultCode.NOT_MODIFIED;
             default:
                 mCode = ResultCode.UNHANDLED_HTTP_CODE;
                 Log_OC.d(TAG, "RemoteOperationResult has processed UNHANDLED_HTTP_CODE: " +
@@ -409,13 +406,10 @@ public class RemoteOperationResult implements Serializable {
                 return "The file name contains an forbidden character";
 
         } else if (mCode == ResultCode.FILE_NOT_FOUND) {
-           return "Local file does not exist";
+	  	    return "Local file does not exist";
 
-        } else if (mCode == ResultCode.SYNC_CONFLICT) {
+ 	    } else if (mCode == ResultCode.SYNC_CONFLICT) {
             return "Synchronization conflict";
-
-        } else if (mCode == ResultCode.NOT_MODIFIED) {
-            return "Resource in server was not modified";
         }
 
         return "Operation finished with HTTP status code " + mHttpCode + " (" +
diff --git a/src/com/owncloud/android/lib/resources/files/ReadRemoteFolderOperation.java b/src/com/owncloud/android/lib/resources/files/ReadRemoteFolderOperation.java
index de4e15f1..ef2a06fa 100644
--- a/src/com/owncloud/android/lib/resources/files/ReadRemoteFolderOperation.java
+++ b/src/com/owncloud/android/lib/resources/files/ReadRemoteFolderOperation.java
@@ -47,42 +47,28 @@ import com.owncloud.android.lib.common.utils.Log_OC;
 
 public class ReadRemoteFolderOperation extends RemoteOperation {
 
-    private static final String TAG = ReadRemoteFolderOperation.class.getSimpleName();
+	private static final String TAG = ReadRemoteFolderOperation.class.getSimpleName();
 
-    private static final String IF_NONE_MATCH_HEADER = "If-None-Match";
-
-    private String mRemotePath;
-    private String mETagToNotMatch;
-    private ArrayList<Object> mFolderAndFiles;
-
-    /**
+	private String mRemotePath;
+	private ArrayList<Object> mFolderAndFiles;
+	
+	/**
      * Constructor
      * 
      * @param remotePath		Remote path of the file. 
      */
-    public ReadRemoteFolderOperation(String remotePath) {
-        mRemotePath = remotePath;
-        mETagToNotMatch = "";
-    }
+	public ReadRemoteFolderOperation(String remotePath) {
+		mRemotePath = remotePath;
+	}
 
-    /**
-     * Constructor
-     *
-     * @param remotePath		Remote path of the file.
-     */
-    public ReadRemoteFolderOperation(String remotePath, String eTagToNotMatch) {
-        mRemotePath = remotePath;
-        mETagToNotMatch = (eTagToNotMatch == null) ? "" : eTagToNotMatch;
-    }
-
-    /**
+	/**
      * Performs the read operation.
      * 
      * @param   client      Client object to communicate with the remote ownCloud server.
      */
-    @Override
-    protected RemoteOperationResult run(OwnCloudClient client) {
-        RemoteOperationResult result = null;
+	@Override
+	protected RemoteOperationResult run(OwnCloudClient client) {
+		RemoteOperationResult result = null;
         PropFindMethod query = null;
         
         try {
@@ -90,17 +76,13 @@ public class ReadRemoteFolderOperation extends RemoteOperation {
             query = new PropFindMethod(client.getWebdavUri() + WebdavUtils.encodePath(mRemotePath),
                     WebdavUtils.getAllPropSet(),    // PropFind Properties
                     DavConstants.DEPTH_1);
-            if (mETagToNotMatch.length() > 0) {
-                query.addRequestHeader(IF_NONE_MATCH_HEADER, "\"" + mETagToNotMatch + "\"");
-            }
-
             int status = client.executeMethod(query);
 
             // check and process response
             boolean isSuccess = (
                     status == HttpStatus.SC_MULTI_STATUS ||
                     status == HttpStatus.SC_OK
-                    );
+		            );
             if (isSuccess) {
             	// get data from remote folder 
             	MultiStatus dataInServer = query.getResponseBodyAsMultiStatus();
@@ -113,7 +95,7 @@ public class ReadRemoteFolderOperation extends RemoteOperation {
             		result.setData(mFolderAndFiles);
             	}
             } else {
-                // synchronization failed, or no change in folder (mETagToNotMatch matched)
+                // synchronization failed
                 client.exhaustResponse(query.getResponseBodyAsStream());
                 result = new RemoteOperationResult(false, status, query.getResponseHeaders());
             }
@@ -138,6 +120,10 @@ public class ReadRemoteFolderOperation extends RemoteOperation {
             
         }
         return result;
+	}
+
+    public boolean isMultiStatus(int status) {
+        return (status == HttpStatus.SC_MULTI_STATUS); 
     }
 
     /**