I have found the issue . The apache mina 2.1.2 caused this issue . I have tested mina 2.0.7 and 2.0.21 , The openfire server now works smoothly with mina 2.0.21.
I have found the issue . The apache mina 2.1.2 caused this issue . I have tested mina 2.0.7 and 2.0.21 , The openfire server now works smoothly with mina 2.0.21.