WowAce

This error occurs somewhat randomly while healing.  Couldn't pinpoint why player.healing is sometimes zero.

Message: Interface\AddOns\Skada\modules\Healing.lua:395: Division by zero
Time: Mon May 7 00:41:29 2018
Count: 8
Stack: Interface\AddOns\Skada\modules\Healing.lua:395: Division by zero
Interface\AddOns\Skada\modules\Healing.lua:395: in function `Update'
Interface\AddOns\Skada\Skada.lua:2011: in function `?'
...face\AddOns\Grid2\Libs\AceTimer-3.0\AceTimer-3.0.lua:53: in function <...face\AddOns\Grid2\Libs\AceTimer-3.0\AceTimer-3.0.lua:48>

Locals: self = <table> {
SetDefaultModuleLibraries = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:398
Enable = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:325
NewModule = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:266
Update = <function> defined @Interface\AddOns\Skada\modules\Healing.lua:378
EnableModule = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:363
modules = <table> {
}
GetModule = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:241
IterateEmbeds = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:473
IsModule = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:248
title = "Rainbows's Healing"
defaultModuleLibraries = <table> {
}
playerid = "Player-970-00050BAD"
baseName = "Blizzard_CombatLog"
SetEnabledState = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:455
scanned = true
enabledState = true
defaultModuleState = true
Disable = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:345
moduleName = "Healing spell list"
GetName = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:310
metadata = <table> {
}
Enter = <function> defined @Interface\AddOns\Skada\modules\Healing.lua:372
IterateModules = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:468
name = "Skada_Healing spell list"
SetDefaultModulePrototype = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:440
IsEnabled = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:482
orderedModules = <table> {
}
SetDefaultModuleState = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:418
DisableModule = <function> defined @Interface\AddOns\Grid2\Libs\AceAddon-3.0\AceAddon-3.0.lua:381
}
win = <table> {
changed = false
metadata = <table> {
}
selectedset = "current"
dataset = <table> {
}
selectedmode = <table> {
}
bargroup = SkadaBarWindowSkada {
}
db = <table> {
}
usealt = true
display = <table> {
}
history = <table> {
}
}
set = <table> {
healingabsorbed = 0
_playeridx = <table> {
}
dispells = 0
ccbreaks = 0
overhealing = 2572
interrupts = 0
mobs = <table> {
}
damage = 2930
players = <table> {
}
deaths = 0
damagetaken = 5136
power = <table> {
}
ffdamagedone = 0
healing = 0
auras = <table> {
}
mobtaken = 2930
time = 0
starttime = 1525668089
name = "Current fight"
mobname = "Grotesque Experiment"
shielding = 0
mobhdone = 0
last_action = 1525668089
mobdone = 5136
}
player = <table> {
last = 1525668089
healingabsorbed = 0
class = "DRUID"
damaged = <table> {
}
dispells = 0
healingspells = <table> {
}
overhealing = 2572
interrupts = 0
ffdamagedonetargets = <table> {
}
ffdamagedonespells = <table> {
}
damage = 0
damagespells = <table> {
}
ffdamagedone = 0
healed = <table> {
}
shielding = 0
id = "Player-970-00050BAD"
healing = 0
ccbreaks = 0
damagetakenspells = <table> {
}
maxhp = 51577
power = <table> {
}
name = "Rainbows"
auras = <table> {
}
damagetaken = 0
first = 1525668089
role = "HEALER"
time = 0
}
nr = 1
max = 0
(for generator) = <function> defined =[C]:-1
(for state) = <table> {
Lifebloom = <table> {
}
Rejuvenation = <table> {
}
}
(for control) = "Lifebloom"
spellname = "Lifebloom"
spell = <table> {
shielding = 0
i