C1505 unlock error but credit taked
 

4SE - tool 2.0.2 (S/N:000000000364 V1.1)
Checking connection...OK
Connecting server using credits2219...OK
License name: 4SE Server Credits
Time left: 355 days
Credits available: 10 (used: 10)
Selected model: Xperia™ E dual (C1604)
Selected operation: Unlock
Selected interface: USB (EROM)
Checking USB driver status...OK (SEMC Flash Device v2.0.0.1 | 7-10-2007)
Checking ADB drivers status...FAILED
Install ADB drivers before starting Unlock operation
Remove battery, wait a few seconds and insert it back
Plug USB cable holding "Volume Down" button
Connected to USB1
You can now release the keys and allow the process to run. Do not disconnect the phone
Device identification...OK
Chip:MSM7227A Model:C1505 IMEI:35742105-243509-3 AID:0002 Color:RED
DEVICE_ID: 483FF3C26ED5E78B732DF22C453E8340F38F57C2
EROM: 1264-2299 R10D030
Uploading logic MSM7227A:
Sending LoaderLIVE...OK
Detecting flash type...OK
ID: SSD
Size: 3728 Mb
OTP: LOCKED
Reading TA security data...OK
Opening TA...OK
Reading SIMLock data...OK
Resetting phone lock...OK
Original HwConf certificate detected
Processing SIMLock signature...OK
Opening TA...OK
Writing SIMLock data...OK
Disconnect USB cable, power on the phone and boot Android OS
Enable USB Debug in Applications menu, make sure ADB drivers installed. Connect USB cable
Starting ADB server...OK
Failed to connect ADB server localhost:5037 (code: 10061 / No connection could be made because the target machine actively refused it)
STOPPED [10sec]

Hi, please disable anti-virus software or any other software blocking TCP ports on your PC before you start unlocking
BR

Also, if you try again for the same phone, it will not take credits as 4SE server is caching IMEI - If already done once, you can do it again w/o credits