[Teclast X98 Air 3G] andrepd:
Install failed with this log:

01/21/16 02:44:45.603 INFO : Manufacturing Flash Tool V 6.0.51 (build on Tue Oct 7 14:14:35 PDT 2014)
01/21/16 02:44:45.607 INFO : Loading settings from C:/ProgramData/INTEL/Manufacturing Flash Tool.ini
01/21/16 02:44:45.621 INFO : Using Qt version: 4.8.1
01/21/16 02:44:45.621 INFO : Using XFSTK version: 1.7.1.
01/21/16 02:44:45.627 WARNING: Please select a flash file...
01/21/16 02:44:50.921 INFO : Loading Flash file (D:/__DRIVE/Users/André/Downloads/X98 Air III (M5C5) GoogleNow/flash.xml)
01/21/16 02:44:50.978 INFO : GP_Flag is set to 0x80000045
01/21/16 02:44:50.980 INFO : Ready to flash!
01/21/16 02:44:55.444 INFO : do_new_medfield_device STARTING TO FLASH
01/21/16 02:44:55.445 INFO : Port 0/1/2 #0: DNX/droidboot phase - SN : Baytrail00000646
01/21/16 02:45:01.952 INFO : Port 0/1/2 #0: Booting to droidboot.img success - SN : Baytrail00000646
01/21/16 02:45:12.028 INFO : Port 0/1/2 #0: Flashing OS
01/21/16 02:45:12.028 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 oem start_partitioning
01/21/16 02:45:12.475 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 flash /tmp/partition.tbl "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\partition.tbl"
01/21/16 02:45:13.158 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 oem partition /tmp/partition.tbl
01/21/16 02:45:13.606 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 format factory
01/21/16 02:45:14.806 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 format system
01/21/16 02:45:18.903 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 format cache
01/21/16 02:45:20.210 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 format config
01/21/16 02:45:21.408 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 format logs
01/21/16 02:45:22.591 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 format data
01/21/16 02:45:55.427 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 oem stop_partitioning
01/21/16 02:45:55.834 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 oem wipe ESP
01/21/16 02:45:58.311 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 oem wipe reserved
01/21/16 02:46:00.446 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 flash ESP "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\esp.img"
01/21/16 02:46:06.108 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 flash fastboot "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\droidboot.img"
01/21/16 02:46:07.524 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 flash boot "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\boot.img"
01/21/16 02:46:08.962 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 flash recovery "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\recovery.img"
01/21/16 02:46:10.490 INFO : Port 0/1/2 #0: fastboot -s Baytrail00000646 flash system "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\system.img"
01/21/16 02:49:10.651 WARNING: Port 0/1/2 #0: Process TIMEOUT Failed to execute "fastboot -s Baytrail00000646 flash system "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\system.img""
01/21/16 02:49:10.920 WARNING: Port 0/1/2 #0: Retry to execute fastboot -s Baytrail00000646 flash system "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\system.img"
01/21/16 02:52:11.083 WARNING: Port 0/1/2 #0: Process TIMEOUT Failed to execute "fastboot -s Baytrail00000646 flash system "D:\__DRIVE\Users\André\Downloads\X98 Air III (M5C5) GoogleNow\system.img""
01/21/16 02:52:11.344 INFO : do_flash_finished END OF FLASH
01/21/16 02:52:11.346 ERROR : Port 0/1/2 #0: Flash failure

What can I do?