blackberry 9720 flashing error

Chimera Mobile Phone Utility version: 19.01.1305 @ 2018-10-20
Printing phone history

SW Change
10/20/2018
2:57:54
PM

SW Change
10/20/2018
1:42:11
PM

SW Change
10/20/2018
1:40:39
PM

SW Change
10/20/2018
12:22:30
PM

SW Change
10/20/2018
12:16:23
PM

Software change started.
Flashing: BlackBerry 7.1
Software info
SCM version: 7.1.0.2928
APP version: 7.1.0.1096
Platform version: 9.105.0.21
Software OperatorID: 611
Phone Operator ID: 114 (T-Mobile Austria - AT/T-Mobile Germany - DE)
Minimum files will be uploaded from the selected version with languages:
English
Retrieving necessary files
All files downloaded.
Switching to loader mode
Parsing SFI file
Updating meminfo
Updating meminfo
New style meminfo
SFI1 addr: 0x49 - 0x221
SFI2 addr: 0x222 - 0x385
APP addr: 0x386 - 0x1cbe
Deleting APP area (erasing all applications)
Flashing SFI1 (operating system)
Writing flash
Switching to SFI mode
This means that the phone is booting or booted: The blackberry logo and a loading bar is displayed on the screen
Phone must have a battery in.
Waiting for the phone to restart
Uploading application files
Unknown file type!
Finished at local time: [10.20.18 08:09:00]
WorkID: 46176907