[HTC One A9] FatKris:
I'm redoing the set system file right now : I'm fastboot flashing system_image.emmc.win I had issues so I started from scratch. After that loads I will fastboot flash boot boot.emmc.win

---------- Post added at 08:02 AM ---------- Previous post was at 07:55 AM ----------

Kriss-MacBook-Pro:~ kris$ /Users/kris/Desktop/fastboot flash boot /Users/kris/Desktop/2015-11-14--01-18-44_MRA58K_release-keys/boot.emmc.win

target reported max download size of 800000000 bytes

sending 'boot' (65536 KB)...

OKAY [ 5.111s]

writing 'boot'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) boot@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 3.805s]

finished. total time: 8.917s

Kriss-MacBook-Pro:~ kris$ /Users/kris/Desktop/fastboot flash boot /Users/kris/Desktop/2015-11-14--01-18-44_MRA58K_release-keys/boot.emmc.win.md5

target reported max download size of 800000000 bytes

sending 'boot' (0 KB)...

OKAY [ 1.035s]

writing 'boot'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) ERR image is not valid

(bootloader) boot@FAIL

(bootloader) end@Done

FAILED (remote: 255 )

finished. total time: 3.060s

Kriss-MacBook-Pro:~ kris$ /Users/kris/Desktop/fastboot flash boot /Users/kris/Desktop/2015-11-14--01-18-44_MRA58K_release-keys/boot.emmc.win

target reported max download size of 800000000 bytes

sending 'boot' (65536 KB)...

OKAY [ 4.976s]

writing 'boot'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) boot@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 4.122s]

finished. total time: 9.098s

Kriss-MacBook-Pro:~ kris$ /Users/kris/Desktop/adb reboot

error: device '(null)' not found

Kriss-MacBook-Pro:~ kris$ /Users/kris/Desktop/fastboot flash system /Users/kris/Desktop/2015-11-14--01-18-44_MRA58K_release-keys/system_image.emmc.win

target reported max download size of 800000000 bytes

Invalid sparse file format at header magi

erasing 'system'...

OKAY [ 0.045s]

sending sparse 'system' (775323 KB)...

OKAY [ 65.854s]

writing 'system'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) system@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 25.216s]

sending sparse 'system' (780142 KB)...

OKAY [ 62.351s]

writing 'system'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) system@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 25.398s]

sending sparse 'system' (779911 KB)...

OKAY [ 62.705s]

writing 'system'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) system@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 26.137s]

sending sparse 'system' (616458 KB)...

OKAY [ 99.902s]

writing 'system'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) system@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 21.780s]

finished. total time: 389.388s

Kriss-MacBook-Pro:~ kris$

---------- Post added at 08:04 AM ---------- Previous post was at 08:02 AM ----------

Kriss-MacBook-Pro:~ kris$ /Users/kris/Desktop/fastboot flash boot /Users/kris/Desktop/2015-11-14--01-18-44_MRA58K_release-keys/boot.emmc.win

target reported max download size of 800000000 bytes

sending 'boot' (65536 KB)...

OKAY [ 5.121s]

writing 'boot'...

(bootloader) HOSD CL#639737

(bootloader) start@1

(bootloader) boot@100%

(bootloader) Update partition OK

(bootloader) end@Done

OKAY [ 3.984s]

finished. total time: 9.105s

---------- Post added at 08:08 AM ---------- Previous post was at 08:04 AM ----------

And now I just rebooted. It's in a bootloop with the HTC screen (no red text)

---------- Post added at 08:10 AM ---------- Previous post was at 08:08 AM ----------

Went back into TWRP and made sure system was checked. Still have the bootloop.