I have a http connection issue for Nokia 6820

I have an networking application make server calls from Nokia 6820, if the connection is successful (conn.getResponseCode()==HttpConnection.HTTP_OK),...

We have some issues regarding the memory of Nokia 6820 phone.

We have a networking application which runs stable on Nokia 6200 but it keeps crashing on 6820 after making about 15 to 20 server...