Lo he vuelto a intentar y me sale esto:
17:43:26 Connecting via SEMC USB Flash Device (USB4)...
17:43:26 Device driver version: 2.2.0.5
17:43:26 Sending loader...
17:43:26 Waiting for loader response...
17:43:27 Detected chipset: MSM7X30
17:43:27 IMEI: xxxxxxxxxxxxxx
17:43:27 Device ID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
17:43:27 Minimum loader AID: 0001
17:43:27 Color: Brown
17:43:27 Saving data to file: Xperia neo V_35851704459423_20111218174327_SIMLock.opd
17:43:27 i Waiting for connection to the server...
17:43:36 Receiving news...
17:43:39 i News
17:43:39 i From 1st of December you can unlock Android based SE phones with 1 Year Omnius license for only 0.7 Supreme credits
17:43:39 Signing simlock data…
17:43:43 Insufficient credit
17:43:43 e Failed!
17:43:43 . The action entered shutdown phase
17:43:43 . The action reported failure
Me dice que no tengo suficiente crédito.