[One (M7) Q&A, Help & Troubleshooting] Sidkain:
I'll post the entire thing below this, but this particular part looks concerning to me:

<T114750><DEBUG><OUT>(bootloader) ...... Successful</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>FAIL90 hboot pre-update! please flush image again immediately</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>FAILED (remote: 90 hboot pre-update! please flush image again immediately)</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT />

</DEBUG></T114750>

Here is the entire text:

<LOG>

<T113845><INFO><VERSION>2.0.5.2013</VERSION></INFO></T113845>

<T113845><INFO>start read zip</INFO></T113845>

<T113845><INFO>The input file() DOES NOT exist.<T113845><INFO>Finish read zip.</INFO></T113845>

<T113846><DEBUG><PAGE>====== WelcomeDlg ======</PAGE>

</DEBUG></T113846>

<T114140><DEBUG><PAGE>====== VerifyingMobileDlg ======</PAGE>

</DEBUG></T114140>

<T114140><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114140>

<T114143><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114143>

<T114143><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114143>

<T114144><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114144>

<T114144><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114144>

<T114145><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114145>

<T114145><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114145>

<T114146><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114146>

<T114146><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114146>

<T114148><DEBUG><OUT>boot-mode: FASTBOOT</OUT>

</DEBUG></T114148>

<T114148><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114148>

<T114150><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114150>

<T114150><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114150>

<T114151><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114151>

<T114151><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114151>

<T114153><DEBUG><OUT>boot-mode: FASTBOOT</OUT>

</DEBUG></T114153>

<T114153><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar battery-status</CMD>

</DEBUG></T114153>

<T114155><DEBUG><OUT>battery-status: good</OUT>

</DEBUG></T114155>

<T114155><DEBUG><PAGE>====== VerificationDlg ======</PAGE>

</DEBUG></T114155>

<T114155><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114155>

<T114157><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114157>

<T114157><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114157>

<T114159><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114159>

<T114159><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114159>

<T114201><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114201>

<T114201><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114201>

<T114203><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114203>

<T114203><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114203>

<T114205><DEBUG><OUT>boot-mode: FASTBOOT</OUT>

</DEBUG></T114205>

<T114205><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar version-main</CMD>

</DEBUG></T114205>

<T114208><DEBUG><OUT>version-main: 3.24.531.3</OUT>

</DEBUG></T114208>

<T114243><DEBUG><PAGE>====== ComparisonDlg ======</PAGE>

</DEBUG></T114243>

<T114243><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114243>

<T114245><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114245>

<T114245><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114245>

<T114246><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114246>

<T114246><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114246>

<T114248><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114248>

<T114248><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114248>

<T114249><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114249>

<T114249><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114249>

<T114250><DEBUG><OUT>boot-mode: FASTBOOT</OUT>

</DEBUG></T114250>

<T114250><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar version-main</CMD>

</DEBUG></T114250>

<T114252><DEBUG><OUT>version-main: 3.24.531.3</OUT>

</DEBUG></T114252>

<T114318><DEBUG>[_getRomVersion] signed rom

</DEBUG></T114318>

<T114318><DEBUG>[_getRomVersion] (Encrypted) Main version: 3.24.531.3

</DEBUG></T114318>

<T114333><DEBUG><PAGE>====== UpdatingDlg ======</PAGE>

</DEBUG></T114333>

<T114333><DEBUG>Try to read image count from android-info.txt in rom.zip

</DEBUG></T114333>

<T114354><DEBUG>The rom is encrypted, read the header instead.

</DEBUG></T114354>

<T114354><DEBUG>signed rom

</DEBUG></T114354>

<T114354><DEBUG>getImageCount, nHR: 25

</DEBUG></T114354>

<T114354><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114354>

<T114357><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114357>

<T114357><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114357>

<T114358><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114358>

<T114358><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114358>

<T114359><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114359>

<T114359><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114359>

<T114401><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114401>

<T114401><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114401>

<T114402><DEBUG><OUT>boot-mode: FASTBOOT</OUT>

</DEBUG></T114402>

<T114402><DEBUG><CMD>htc_fastboot -s FA38LW911374 oem rebootRUU</CMD>

</DEBUG></T114402>

<T114403><DEBUG><OUT>... (bootloader) Start Verify: 3OKAY</OUT>

</DEBUG></T114403>

<T114403><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114403>

<T114404><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114404>

<T114404><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114404>

<T114405><DEBUG><OUT />

</DEBUG></T114405>

<T114406><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114406>

<T114408><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114408>

<T114408><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114408>

<T114409><DEBUG><OUT />

</DEBUG></T114409>

<T114409><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114409>

<T114411><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114411>

<T114411><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114411>

<T114412><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114412>

<T114412><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114412>

<T114413><DEBUG><OUT>boot-mode: RUU</OUT>

</DEBUG></T114413>

<T114413><DEBUG><CMD>htc_fastboot -s FA38LW911374 erase cache</CMD>

</DEBUG></T114413>

<T114415><DEBUG><OUT>erasing 'cache'... OKAY</OUT>

</DEBUG></T114415>

<T114415><DEBUG>Try to read image count from android-info.txt in rom.zip

</DEBUG></T114415>

<T114435><DEBUG>The rom is encrypted, read the header instead.

</DEBUG></T114435>

<T114435><DEBUG>signed rom

</DEBUG></T114435>

<T114435><DEBUG>getImageCount, nHR: 25

</DEBUG></T114435>

<T114437><DEBUG><CMD>htc_fastboot -s FA38LW911374 -d flash zip C:\Users\Austin\AppData\Local\Temp\{52F6ABC2-684A-4D41-86D7-A7E988CCFECD}\{50F2F878-636A-496F-A7CB-544C067E0C4B}\rom.zip</CMD>

</DEBUG></T114437>

<T114750><DEBUG><OUT>sending 'zip'... (1180758 KB) OKAY</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>writing 'zip'... (bootloader) adopting the signature contained in this image...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) signature checking...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) rom parsing start ...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) rom parsing finish ...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) zip header checking...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) zip info parsing...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) checking model ID...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) checking custom ID...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) checking main version...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) checking hboot version...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) start image[hboot] unzipping for pre-update check...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) start image[hboot] flushing...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) signature checking...</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) [RUU]WP,hboot,0</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) [RUU]WP,hboot,99</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) [RUU]WP,hboot,100</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>(bootloader) ...... Successful</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>FAIL90 hboot pre-update! please flush image again immediately</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT>FAILED (remote: 90 hboot pre-update! please flush image again immediately)</OUT>

</DEBUG></T114750>

<T114750><DEBUG><OUT />

</DEBUG></T114750>

<T114750><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114750>

<T114752><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114752>

<T114752><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114752>

<T114752><DEBUG><OUT />

</DEBUG></T114752>

<T114753><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114753>

<T114755><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114755>

<T114755><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114755>

<T114755><DEBUG><OUT />

</DEBUG></T114755>

<T114755><DEBUG><CMD>adb devices</CMD>

</DEBUG></T114755>

<T114757><DEBUG><OUT>List of devices attached

</OUT>

</DEBUG></T114757>

<T114757><DEBUG><CMD>htc_fastboot devices</CMD>

</DEBUG></T114757>

<T114758><DEBUG><OUT>FA38LW911374	fastboot</OUT>

</DEBUG></T114758>

<T114758><DEBUG><CMD>htc_fastboot -s FA38LW911374 getvar boot-mode</CMD>

</DEBUG></T114758>

<T114759><DEBUG><OUT>boot-mode: RUU (Hboot PreUpdate)</OUT>

</DEBUG></T114759>

<T114759><DEBUG><CMD>htc_fastboot -s FA38LW911374 -d flash zip C:\Users\Austin\AppData\Local\Temp\{52F6ABC2-684A-4D41-86D7-A7E988CCFECD}\{50F2F878-636A-496F-A7CB-544C067E0C4B}\rom.zip</CMD>

</DEBUG></T114759>