I can't login! Please help!

I get connected but then the server closes because it can't login. Why is this happening? Please help me!!

[16:46:01] SmartFTP v2.0.1001.9
[16:46:01] Resolving host name "192.168.1.1"
[16:46:01] Connecting to 192.168.1.1 Port: 21
[16:46:01] Connected to 192.168.1.1.
[16:46:02] Cannot login waiting to retry (30s)...
[16:46:02] Server closed connection
[16:46:32] Continue to login attempt 2...
[16:46:32] Resolving host name "192.168.1.1"
[16:46:32] Connecting to 192.168.1.1 Port: 21
[16:46:32] Connected to 192.168.1.1.
[16:46:33] Cannot login waiting to retry (30s)...
[16:46:33] Server closed connection
[16:47:03] Continue to login attempt 3...
[16:47:03] Resolving host name "192.168.1.1"
[16:47:03] Connecting to 192.168.1.1 Port: 21
[16:47:03] Connected to 192.168.1.1.
[16:47:04] Cannot login waiting to retry (30s)...
[16:47:04] Server closed connection
[16:47:34] Continue to login attempt 4...
[16:47:34] Resolving host name "192.168.1.1"
[16:47:34] Connecting to 192.168.1.1 Port: 21
[16:47:34] Connected to 192.168.1.1.
[16:47:35] Cannot login waiting to retry (30s)...
[16:47:35] Server closed connection
[16:48:05] Continue to login attempt 5...
[16:48:05] Resolving host name "192.168.1.1"
[16:48:05] Connecting to 192.168.1.1 Port: 21
[16:48:05] Connected to 192.168.1.1.
[16:48:06] Cannot login waiting to retry (30s)...
[16:48:06] Server closed connection
[16:48:36] Continue to login attempt 6...
[16:48:36] Resolving host name "192.168.1.1"
[16:48:36] Connecting to 192.168.1.1 Port: 21
[16:48:36] Connected to 192.168.1.1.
[16:48:37] Cannot login waiting to retry (30s)...
[16:48:37] Server closed connection
[16:49:07] Continue to login attempt 7...
[16:49:07] Resolving host name "192.168.1.1"
[16:49:07] Connecting to 192.168.1.1 Port: 21
[16:49:07] Connected to 192.168.1.1.
[16:49:07] Cannot login waiting to retry (30s)...
[16:49:07] Server closed connection
[16:49:37] Continue to login attempt 8...
[16:49:37] Resolving host name "192.168.1.1"
[16:49:37] Connecting to 192.168.1.1 Port: 21
[16:49:37] Connected to 192.168.1.1.
[16:49:38] Cannot login waiting to retry (30s)...
[16:49:38] Server closed connection
[16:50:08] Continue to login attempt 9...
[16:50:08] Resolving host name "192.168.1.1"
[16:50:08] Connecting to 192.168.1.1 Port: 21
[16:50:08] Connected to 192.168.1.1.
[16:50:09] Cannot login waiting to retry (30s)...
[16:50:09] Server closed connection
[16:50:39] Continue to login attempt 10...
[16:50:39] Resolving host name "192.168.1.1"
[16:50:39] Connecting to 192.168.1.1 Port: 21
[16:50:39] Connected to 192.168.1.1.
[16:50:40] Cannot login waiting to retry (30s)...
[16:50:40] Server closed connection
[16:51:10] Continue to login attempt 11...
[16:51:10] Resolving host name "192.168.1.1"
[16:51:10] Connecting to 192.168.1.1 Port: 21
[16:51:10] Connected to 192.168.1.1.
[16:51:11] Server closed connection

What's or Where's my Problem?