[Verizon HTC One (M7)] tman6919:
Should I do a factory reset after installing Viper ? yes I am sure it is the right rom. Here is parts of the install log, it is too long to post on here.

AROMA INSTALLER version 2.70B6

(c) 2013 by amarullz xda-developers

ROM Name : ViperOne

ROM Version : 5.7.0

ROM Author : Team Venom

Device : HTC One

Start at : Fri Mar 14 19:27:42 2014

===========================================

ViperOne 5.7.0 By Team Venom

Be patient - 1st boot may take a while

===========================================

Extracting tools

Installing Venom Tools

Extract: /sdcard/Venom/Tools/BuildPropUpdate.sh

Extract: /sdcard/Venom/Tools/ConfigureSettings.sh

Extract: /sdcard/Venom/Tools/CopyLogFile.sh

Extract: /sdcard/Venom/Tools/DeleteDataWithoutMedia.sh

Extract: /sdcard/Venom/Tools/DeleteSystemApp.sh

Extract: /sdcard/Venom/Tools/DeleteUserApp.sh

Extract: /sdcard/Venom/Tools/EnableOTA.sh

Extract: /sdcard/Venom/Tools/ExtraTweaks

Extract: /sdcard/Venom/Tools/FileSystemCheck.sh

Extract: /sdcard/Venom/Tools/SetPropSetting.sh

Extract: /sdcard/Venom/Tools/SetSetting.sh

Extract: /sdcard/Venom/Tools/UpdateDefaultXml.sh

Extract: /sdcard/Venom/Tools/VenomCheck.sh

Extract: /sdcard/Venom/Tools/VenomMod.sh

Extract: /sdcard/Venom/Tools/VenomThemeTweaksBackup.sh

Extract: /sdcard/Venom/Tools/VenomTweaksBackup.sh

Extract: /sdcard/Venom/Tools/VenomUpdate.sh

Extract: /sdcard/Venom/Tools/fsck.ext4

Extract: /sdcard/Venom/Tools/sqlite3

Extract: /sdcard/Venom/Tools/zip

Extract: /sdcard/Venom/Tools/zipalign

Extracting Build Tools

about to run program [/sbin/busybox] with 3 args

Extract: /temp/fsck.ext4

Extract: /temp/mkfs.ext4

Extract: /temp/tune2fs.ext4

Setting permissions

about to run program [/sbin/busybox] with 7 a

and the end part

/system/xbin/openvpn

Extract: /system/xbin/rlog.sh

Extract: /system/xbin/sqlite3

Extract: /system/xbin/su

Extract: /system/xbin/sysro

Extract: /system/xbin/sysrw

Extract: /system/xbin/tcpdump

Extract: /system/xbin/unrar

Extract: /system/xbin/venom_functions.sh

Extract: /system/xbin/vim

Extract: /system/xbin/zip

Writing Data

Extract: /data/app/com.adobe.flashplayer-1.apk

Extract: /data/app/com.adobe.reader-1.apk

Extract: /data/app/com.android.chrome-1.apk

Extract: /data/app/com.dropbox.android-1.apk

Extract: /data/app/com.estrongs.android.pop-1.apk

Extract: /data/app/com.facebook.katana-1.apk

Extract: /data/app/com.google.android.apps.maps-1.apk

Extract: /data/app/com.google.android.apps.plus-1.apk

Extract: /data/app/com.google.android.gms-1.apk

Extract: /data/app/com.google.android.marvin.talkback-1.apk

Extract: /data/app/com.google.android.street-1.apk

Extract: /data/app/com.google.android.talk-1.apk

Extract: /data/app/com.google.android.youtube-1.apk

Extract: /data/app/com.htc.backup-1.apk

Extract: /data/app/com.infraware.docmaster-1.apk

Extract: /data/app/com.keramidas.TitaniumBackup-1.apk

Extract: /data/app/com.melodis.midomiMusicIdentifier.freemium-1.apk

Extract: /data/app/com.twitter.android-1.apk

Extract: /data/app/com.zoodles.kidmode-1.apk

Extract: /data/app/mobi.mgeek.TunnyBrowser-1.apk

Extract: /data/app/org.adaway-1.apk

Extract: /data/app/tunein.player-1.apk

Installing Mods

about to run program [/sbin/busybox] with 7 args

Setting CustomizePropExists to 1 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting CustomizePropExists to 1 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting CarrierPropExists to 1 in /tmp/VenomSettings.prop

Flashing Carrier Tweaks

Generic

about to run program [/sbin/busybox] with 7 args

Setting MergeBuildProp to 0 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting CarrierIconExists to 0 in /tmp/VenomSettings.prop

Extract: /data/system/carrier_icon.png

about to run program [/sbin/busybox] with 7 args

Setting LauncherPropExists to 1 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting RemoveAppsPropExists to 1 in /tmp/VenomSettings.prop

Removing User Apps

AdAway

about to run program [/sbin/busybox] with 4 args

Deleting /data/app/org.adaway-1.apk

Removing Google Apps

Removing Venom Apps

Removing System Apps

about to run program [/sbin/busybox] with 7 args

Setting RemoveMediaPropExists to 0 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting KeyboardsPropExists to 0 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting ConfigExists to 0 in /tmp/VenomSettings.prop

about to run program [/sbin/busybox] with 7 args

Setting VenomMods to 0 in /tmp/VenomSettings.prop

Installing Kernel

about to run program [/sbin/busybox] with 7 args

Setting KernelExists to 0 in /tmp/VenomSettings.prop

about to run program [/sbin/dd] with 3 args

13156+0 records in

13156+0 records out

6735872 bytes (6.4MB) copied, 1.532306 seconds, 4.2MB/s

Kernel Flashed.

Finalizing Install

Creating toolbox symlinks

Installing busybox

about to run program [/system/xbin/busybox] with 4 args

Creating additional symlinks

Setting permissions

about to run program [/sbin/busybox] with 7 args

Setting RemoveAppsPropExists to 1 in /tmp/VenomSettings.prop

Cleaning Up

Clearing Existing APNs

Wiping dalvik-cache

Wiping Venom Cache

Unmounting partitions

===========================================

New ROM flashed successfully!

===========================================

about to run program [/sbin/busybox] with 4 args

about to run program [/sbin/busybox] with 4 args

script succeeded: result was [0]

Installer Sucessfull (Status 0)

End at : Fri Mar 14 19:29:38 2014