[Nexus 7 (2013) LTE Android Development] Hikikomorikruge:
I got an error when updating. My tablet is optimizing so I'll check the version in 10-20mins when its done.

Hmm no root after dirty flash

I:operation_start: 'Flashing'
Installing '/sdcard/Download/Bad_Boyz_Nexus_7_MMB29V_razorg_LTE_6.0.1_stock_systemless_rooted_TWRP.zip'...
Checking for MD5 file...
Skipping MD5 check: no MD5 file found
I:Zip does not contain SELinux file_contexts file in its root.
I:Legacy property environment initialized.

....................................
: Installing :
: ____ ___ _____ :
: / __ \/ | | / __ /\ :
: / /_/ / /| | / / / / :
: / /_/ / /_| | / /__/ / :
: /_____/_/ _|_|/______/__ :
: / __ \/ __ \ \ / //___/ / :
: / /_/ / / / /\_/ / / / :
: / /_/ / /_/ / / / / /___ :
: /_____/\____/ /_/ /_____/ :
: :
: www.badboyzromz.com :
....................................

>>> Formatting & Mounting /system

Creating filesystem with parameters:
Size: 880803840
Block size: 4096
Blocks per group: 32768
Inodes per group: 7680
Inode size: 256
Journal blocks: 3360
Label:
Blocks: 215040
Block groups: 7
Reserved block group size: 55
Created filesystem with 11/53760 inodes and 6965/215040 blocks

>>> Writing System Files

minzip: Extracted 1297 file(s)

>>> Creating Symlinks

symlink(): created [/system/etc/firmware/wcd9310]
symlink(): created [/system/app/Bluetooth/lib]
symlink(): created [/system/app/Bluetooth/lib/arm]
symlink(): created [/system/app/FaceLock/lib]
symlink(): created [/system/app/FaceLock/lib/arm]
symlink(): created [/system/app/NfcNci/lib]
symlink(): created [/system/app/NfcNci/lib/arm]
symlink(): created [/system/app/PacProcessor/lib]
symlink(): created [/system/app/PacProcessor/lib/arm]
symlink(): created [/system/app/PrintSpooler/lib]
symlink(): created [/system/app/PrintSpooler/lib/arm]
symlink(): created [/system/app/XT9IME/lib]
symlink(): created [/system/app/XT9IME/lib/arm]
symlink(): created [/system/app/iWnnIME/lib]
symlink(): created [/system/app/iWnnIME/lib/arm]
symlink(): created [/system/priv-app/DefaultContainerService/lib]
symlink(): created [/system/priv-app/DefaultContainerService/lib/arm]

>>> Setting permissions

>>> Installing Kernel...

set_perm: chown of /system/xbin/busybox to 0 1000 failed: No such file or directory
set_perm: chmod of /system/xbin/busybox to 755 failed: No such file or directory
script aborted: set_perm: some changes failed

>>> Installing busybox

set_perm: some changes failed
I:Legacy property environment disabled.
E:Error executing updater binary in zip '/sdcard/Download/Bad_Boyz_Nexus_7_MMB29V_razorg_LTE_6.0.1_stock_systemless_rooted_TWRP.zip'
Error flashing zip '/sdcard/Download/Bad_Boyz_Nexus_7_MMB29V_razorg_LTE_6.0.1_stock_systemless_rooted_TWRP.zip'
Updating partition details...
I:Data backup size is 8918MB, free: 1153MB.
...done
I:Set page: 'flash_done'
I:operation_end - status=1
I:TWFunc::Set_Brightness: Setting brightness control to 5
I:TWFunc::Set_Brightness: Setting brightness control to 0
I:TWFunc::Set_Brightness: Setting brightness control to 255
I:Set overlay: ''
I:TWFunc::Set_Brightness: Setting brightness control to 5
I:TWFunc::Set_Brightness: Setting brightness control to 0
I:TWFunc::Set_Brightness: Setting brightness control to 255
I:Set overlay: ''
I:TWFunc::Set_Brightness: Setting brightness control to 5
I:TWFunc::Set_Brightness: Setting brightness control to 0
I:TWFunc::Set_Brightness: Setting brightness control to 255
I:Set overlay: ''
I:Set page: 'main'
I:Set page: 'clear_vars'
I:Set page: 'main2'
I:Set page: 'advanced'
I:Set page: 'confirm_action'
I:Set page: 'action_page'