diff --git a/HISTORY b/HISTORY
index 569cca0..5ec006f 100644
--- a/HISTORY
+++ b/HISTORY
@@ -1,4 +1,7 @@
 
+Version 5.05  2014-11-21
+ * tracker_mem.c log more info
+
 Version 5.04  2014-09-16
  * add fastdfs.spec for build RPM on Linux
  * depend on libfastcommon
diff --git a/common/fdfs_global.c b/common/fdfs_global.c
index 6f6d910..9d4d92e 100644
--- a/common/fdfs_global.c
+++ b/common/fdfs_global.c
@@ -23,7 +23,7 @@
 int g_fdfs_connect_timeout = DEFAULT_CONNECT_TIMEOUT;
 int g_fdfs_network_timeout = DEFAULT_NETWORK_TIMEOUT;
 char g_fdfs_base_path[MAX_PATH_SIZE] = {'/', 't', 'm', 'p', '\0'};
-Version g_fdfs_version = {5, 4};
+Version g_fdfs_version = {5, 5};
 bool g_use_connection_pool = false;
 ConnectionPool g_connection_pool;
 int g_connection_pool_max_idle_time = 3600;
diff --git a/fastdfs.spec b/fastdfs.spec
index 0839c6b..0b9d047 100644
--- a/fastdfs.spec
+++ b/fastdfs.spec
@@ -2,7 +2,7 @@
 %define FDFSServer fastdfs-server
 %define FDFSClient libfdfsclient
 %define FDFSTool   fastdfs-tool
-%define FDFSVersion 5.0.4
+%define FDFSVersion 5.0.5
 
 Name: %{FastDFS}
 Version: %{FDFSVersion}
diff --git a/tracker/tracker_mem.c b/tracker/tracker_mem.c
index 78e8e37..7709fdd 100644
--- a/tracker/tracker_mem.c
+++ b/tracker/tracker_mem.c
@@ -4272,6 +4272,9 @@ int tracker_mem_add_group_and_storage(TrackerClientInfo *pClientInfo, \
 			if (result != 0)
 			{
 				tracker_mem_file_unlock();
+			    logError("file: "__FILE__", line: %d, "
+                        "get sys files from other trackers fail, errno: %d",
+                        __LINE__, result);
 				return EAGAIN;
 			}
 
@@ -4289,6 +4292,9 @@ int tracker_mem_add_group_and_storage(TrackerClientInfo *pClientInfo, \
 				pJoinBody, NULL)) != 0)
 			{
 				tracker_mem_file_unlock();
+			    logError("file: "__FILE__", line: %d, "
+                        "get sys files from other trackers fail, errno: %d",
+                        __LINE__, result);
 				return EAGAIN;
 			}