diff --git a/loop/SARA_send_data_v2.py b/loop/SARA_send_data_v2.py
index d82104f..7a13040 100755
--- a/loop/SARA_send_data_v2.py
+++ b/loop/SARA_send_data_v2.py
@@ -552,8 +552,9 @@ try:
                 3   HTTP Protocol error class
                 10  Wrong HTTP API USAGE
 
-                error_code (for error_class 3)
+                error_code (for error_class 3 and 10)
                 0   No error
+                4   Invalid server Hostname
                 11  Server connection error
                 73  Secure socket connect error
                 '''
@@ -709,7 +710,7 @@ try:
                     led_thread.start()
 
                     # Get error code
-                    print("Getting error code (11->Server connection error, 73->Secure socket connect error)")
+                    print("Getting error code (4-> Invalid server Hostname, 11->Server connection error, 73->Secure socket connect error)")
                     command = f'AT+UHTTPER={uSpot_profile_id}\r'
                     ser_sara.write(command.encode('utf-8'))    
                     response_SARA_9 = read_complete_response(ser_sara, wait_for_lines=["OK"], debug=False)
@@ -727,6 +728,7 @@ try:
 
                     error_code (for error_class 3)
                     0   No error
+                    4   Invalid server Hostname
                     11  Server connection error
                     73  Secure socket connect error
                     '''