Hi, i have buyed 3 credits for 20 EUR but i cant unlock the phone i get this error message:

Code:
  19:38:18  D-Ultimate Unlocker v3.07 by Cruiser Team
  19:38:18  - Fast & Full - Unlock, Relock, Show codes, Sec.zone rebuild, EROM repair, CID change
  19:38:19  Initializing...
! 19:38:19  1. Please see the documentation first (the tab 'Info' or attached .pdf file)
! 19:38:19  2. Choose the phone model
! 19:38:19  3. Select the desired options
! 19:38:19  4. Please connect the phone either via USB while holding 2-5…
! 19:38:19  - or via a serial cable and double-click on it in the device list
  19:39:36  Selected phone: K850
  19:39:36  Connecting via SEMC USB Flash Device (USB2)…
  19:39:36  Device driver version: 2.2.0.2
  19:39:36  Device driver date: 12-5-2008
  19:39:36  Connecting to the baseband CPU...
  19:39:36  Entering baseband CPU service mode...
  19:39:37  Detected chipset: DB3150 P2B/R2A
  19:39:37  Boot mode: EROM
  19:39:37  EROM version: 1200-4341 SEMCBOOT R6A008
E 19:39:37  Error: 0x889C690F
E 19:39:37  Unsupported boot mode
! 19:39:37  Please boot via ROM
E 19:39:37  Failed!
! 19:39:37  To report errors right-click this window