A. OvaleCompile: Unknown spell with ID 196104 used in Spell(196104). is a now deleted spell named mana tap which has now been changed to Empowered Life Tap a talent.

See http://www.icy-veins.com/wow/affliction-warlock-pve-dps-guide for changes under patch 7.1.5

B. The second error OvaleCompile: Unknown spell with ID 689 used in Spell(689). Is Drain Life has been removed from the game and replaced with drain soul.

I'm sure we will get an updated script soon.