htc m9 flash fail help

here is my log
Starting flash process...
target rom version: 3.35.161.12
found large-zip header, file count: 8
processing file 1/8...
sending 'zip' (133005 KB)...
OKAY [ 8.973s]
writing 'zip'...
(bootloader) HOSD CL#859282
(bootloader) ERR check AES encrypted magic string failed.
(bootloader) end@Done
FAILED (remote: 12 RU_ZIP_ERROR )
finished. total time: 11.000s
Flash process completed.

guys whats the cause?
how do i flash it successfully?