What does error: NUCC ERROR mean?

[mtb116]

What does error below mean? ZTE L5 locked

Using library Brom_DLL_v7.1522.2
Searching phone in normal mode;
[connect the phone powered off to the usb cable]
Phone detected (MediaTek PreLoader USB VCOM (Android) (COM10))
Preparing to start flash mode;
Preparing to open COM10
Connecting;
Downloading DA;
Initializing;
Rid: e9e4a5ad2a63322a3281c698f8239e85
Requesting baudrate change;
Done;
USB SPEED: USB_HIGH_SPEED
Switching to DA_HIGHSPEED_VCOM;

Drivers location \usb_driver\Driver_Auto_Installer\SmartPhoneDriver \x86;
If the detection fails, install manually the port from the device manager using usbvcom.inf;

DA_HIGHSPEED_VCOM (@oem48.inf,%vcom_da%;MediaTek DA USB VCOM (Android))
TRYING TO OPEN COM15;
DEVICE INFO:
BB CHIP: MT6572_S00 [CA00, 00, 6572, FF]
HW_STORAGE_EMMC: 0x484A0190 0x65314738 0xC3550705 0x15933BC9 [SIZE=0x1D2C00000]
IMEI1 [OTP 0000]: 000000-00-000000-0
IMEI2 [OTP 0000]: 000000-00-000000-0
PROVIDER: N/A
USRDATA INFO: 0x9CC40000 SIZE: 0x134AC0000



Searching data;
File not found;
ST33A004
ERROR: NUCC ERROR !
ERROR: EXT4_SIMLOCK_REMOVE failed;

Time needed - 00:00:02

Log file saved to: LOG_5_10_2017_15_26_54.txt

[.:hack3r2k:.]

Hi,

Select READ PARTITION, from the list select protect1 and attach the file here

Br

[mtb116]

I tried it with Windows XP and somehow it got unlocked and customer already took.