error message in guiminer

[losmuertosx]

I keep geeting this problem,  plz help me out 

2013-10-02 18:16:43: Listener for "Default": 02/10/2013 18:16:43,  need more than 1 value to unpack
2013-10-02 18:16:43: Listener for "Default": WARNING: ADL missing (no AMD platform?), temperature control is disabled
2013-10-02 18:16:43: Listener for "Default": api2.bitcoin.cz:8332 02/10/2013 18:16:43, started OpenCL miner on platform 0, device 0 (GeForce GT 540M)
2013-10-02 18:16:43: Listener for "Default": api2.bitcoin.cz:8332 02/10/2013 18:16:43, checking for stratum...
2013-10-02 18:16:45: Listener for "Default": api2.bitcoin.cz:8332 02/10/2013 18:16:45, diverted to stratum on stratum.bitcoin.cz:3333
2013-10-02 18:16:47: Listener for "Default": api2.bitcoin.cz:8332 02/10/2013 18:16:47, Setting new difficulty: 3
2013-10-02 18:16:48: Listener for "Default": api2.bitcoin.cz:8332 02/10/2013 18:16:48, authorization failed with :dX9AdeC6@stratum.bitcoin.cz:3333
2013-10-02 18:16:50: Listener for "Default": api2.bitcoin.cz:8332 02/10/2013 18:16:50, IO errors - 1, tolerance 2

[b!z]

Is the computer connecting to the pool correctly?