SEI610 mainline u-boot on A95X F3 Air

[MrArtemSid]

I tried to run start SEI610 mainline u-boot on A95X F3 Air, but got such issue:
sudo boot-g12.py u-boot_sei610_noab.bin
Firmware Version :
ROM: 0.7 Stage: 0.16
Need Password: 0 Password OK: 0
Writing u-boot_sei610_noab.bin at 0xfffa0000...
Traceback (most recent call last):
File "/home/sid_key/.local/bin/boot-g12.py", line 35, in
dev.writeLargeMemory(0xfffa0000, data[0:0x10000], 4096)
File "/usr/lib/python3.9/site-packages/pyamlboot/pyamlboot.py", line 239, in writeLargeMemory
self._writeLargeMemory(address+offset, data[offset:offset+writeLength],
File "/usr/lib/python3.9/site-packages/pyamlboot/pyamlboot.py", line 194, in _writeLargeMemory
raise ValueError('Large Data must be a multiple of block length')
ValueError: Large Data must be a multiple of block length