diff --git a/ndn-cpp/c/errors.c b/ndn-cpp/c/errors.c
index af32008..cbe2de1 100644
--- a/ndn-cpp/c/errors.c
+++ b/ndn-cpp/c/errors.c
@@ -52,26 +52,18 @@
     return      "unrecognized ndn_KeyLocatorType";
   case NDN_ERROR_decodeBinaryXMLKeyLocator_unrecognized_key_locator_type:
     return      "decodeBinaryXMLKeyLocator unrecognized key locator type";
-  case NDN_ERROR_TcpTransport_error_in_getaddrinfo:
-    return      "TcpTransport error in getaddrinfo";
-  case NDN_ERROR_TcpTransport_cannot_connect_to_socket:
-    return      "TcpTransport cannot connect to socket";
-  case NDN_ERROR_TcpTransport_socket_is_not_open:
-    return      "TcpTransport socket is not open";
-  case NDN_ERROR_TcpTransport_error_in_send:
-    return      "TcpTransport error in send";
-  case NDN_ERROR_TcpTransport_error_in_recv:
-    return      "TcpTransport error in recv";
-  case NDN_ERROR_UdpTransport_error_in_getaddrinfo:
-    return      "UdpTransport error in getaddrinfo";
-  case NDN_ERROR_UdpTransport_cannot_connect_to_socket:
-    return      "UdpTransport cannot connect to socket";
-  case NDN_ERROR_UdpTransport_socket_is_not_open:
-    return      "UdpTransport socket is not open";
-  case NDN_ERROR_UdpTransport_error_in_send:
-    return      "UdpTransport error in send";
-  case NDN_ERROR_UdpTransport_error_in_recv:
-    return      "UdpTransport error in recv";
+  case NDN_ERROR_unrecognized_ndn_SocketTransport:
+    return      "unrecognized ndn_SocketTransport";
+  case NDN_ERROR_SocketTransport_error_in_getaddrinfo:
+    return      "SocketTransport error in getaddrinfo";
+  case NDN_ERROR_SocketTransport_cannot_connect_to_socket:
+    return      "SocketTransport cannot connect to socket";
+  case NDN_ERROR_SocketTransport_socket_is_not_open:
+    return      "SocketTransport socket is not open";
+  case NDN_ERROR_SocketTransport_error_in_send:
+    return      "SocketTransport error in send";
+  case NDN_ERROR_SocketTransport_error_in_recv:
+    return      "SocketTransport error in recv";
   default:
     return "unrecognized ndn_Error code";  
   }