TCP Connection Terminate: (Simple_Socket_Server & Hello uC/OS-II Example)

Hello Friends,

I have Develop an application using :

(1) Simple_Socket_Server (For Taking Networking Feature)

(2) Hello uC/OS-II example (For Taking Threading Feature )

The Developed application is a TCP based Server On Altera ESDK Board.

I have Create Two Task:

(1) For Receiving TCP Data from Client

(2) Sending TCP Data towards Client

initially my Board Read Data from Client and able to Send Data Towards Client.

but suddenly after some time connection terminated and i am not able to receive and send data through it.

Please Comment Which Section is Creating Problem:

For Client I am Using Hercules Utility Software http://www.hw-group.com/products/hercules/index_en.html

kaushal