diff --git a/trunk/ConsoleDataMigration/sources/common/Util.cpp b/trunk/ConsoleDataMigration/sources/common/Util.cpp
index a21abad..15b8196 100644
--- a/trunk/ConsoleDataMigration/sources/common/Util.cpp
+++ b/trunk/ConsoleDataMigration/sources/common/Util.cpp
@@ -387,8 +387,12 @@ nn::Result InitializeNetwork(void)
     nn::Result result;
     nn::ac::Config config;
 
-    result = nn::ac::InitializeInternal();
-    COMMON_LOGGER_RETURN_RESULT_IF_FAILED(result);
+    // 未初期化の時だけ初期化する
+    if(!nn::ac::IsInitializedInternal())
+    {
+        result = nn::ac::InitializeInternal();
+        COMMON_LOGGER_RETURN_RESULT_IF_FAILED(result);
+    }
 
     // 接続要求用のパラメータを作成
     result = nn::ac::CreateDefaultConfig(&config);