I am developing messaging application between PC (using Servlet) and mobile phone (using J2ME), with HTTP protocol via GPRS. I has a problem in send notification to client when they got a new message. I just test at emulator J2ME WTK 2.0. I use the ServerSocket fiture to create the client address (urlclient and port number) and run successfully.
But, when I test to Motorola C381 apear an error message,