Code cleanup.

diff --git a/OvaleAura.lua b/OvaleAura.lua
index ecf926e..4a035cc 100644
--- a/OvaleAura.lua
+++ b/OvaleAura.lua
@@ -161,8 +161,6 @@ end
 function UpdateAuras(unitId, unitGUID)
 	self_serial = self_serial + 1

-	local damageMultiplier
-
 	if not unitId then
 		return
 	end
@@ -173,10 +171,6 @@ function UpdateAuras(unitId, unitGUID)
 		return
 	end

-	if unitId == "player" then
-		damageMultiplier = 1
-	end
-
 	if not self_aura[unitGUID] then
 		self_aura[unitGUID] = {}
 	end
@@ -228,10 +222,6 @@ function UpdateAuras(unitId, unitGUID)
 		self_aura[unitGUID] = nil
 	end

-	if unitId == "player" then
-		self_baseDamageMultiplier = damageMultiplier
-	end
-
 	Ovale.refreshNeeded[unitId] = true
 end
 --</private-static-methods>
diff --git a/OvaleBestAction.lua b/OvaleBestAction.lua
index b35f659..6bb059a 100644
--- a/OvaleBestAction.lua
+++ b/OvaleBestAction.lua
@@ -510,6 +510,7 @@ local function ComputeOperator(element)
 			n = x * c
 		else
 			Ovale:Error("at least one value must be constant when multiplying")
+			return nil
 		end
 	elseif element.operator == "+" then
 		if c + z == 0 then
@@ -546,6 +547,7 @@ local function ComputeOperator(element)
 			n = 0
 		else
 			Ovale:Error("Parameters of % must be constants")
+			return nil
 		end
 	else
 		-- Comparisons
@@ -618,7 +620,7 @@ local function ComputeOperator(element)
 		end
 	end

-	Ovale:Log("result = " .. l .. " + " .. m .. "*" .. n)
+	Ovale:Log("result = " .. tostring(l) .. "+(t-" .. tostring(m) .. ")*" .. tostring(n))
 	return startA, endA, OVALE_DEFAULT_PRIORITY, PutValue(element, l, m, n)
 end

diff --git a/OvaleCondition.lua b/OvaleCondition.lua
index dabf5cd..a987178 100644
--- a/OvaleCondition.lua
+++ b/OvaleCondition.lua
@@ -706,13 +706,17 @@ end
 	-- 1: spellId
 	-- returns: bool
 OvaleCondition.conditions.cancast = function(condition)
-	local name, rank, icon, cost, isFunnel, powerType, castTime = OvaleData:GetSpellInfoOrNil(condition[1])
-	local actionCooldownStart, actionCooldownDuration, actionEnable = OvaleState:GetComputedSpellCD(condition[1])
+	local spellId = condition[1]
+	local actionCooldownStart, actionCooldownDuration = OvaleState:GetComputedSpellCD(spellId)
 	local startCast = actionCooldownStart + actionCooldownDuration
-	if startCast<OvaleState.currentTime then
+	if startCast < OvaleState.currentTime then
 		startCast = OvaleState.currentTime
 	end
 	--TODO why + castTime?
+	local castTime
+	if spellId then
+		castTime = select(7, API_GetSpellInfo(spellId))
+	end
 	return startCast + castTime/1000
 end

@@ -804,11 +808,15 @@ end
 --     Spell(lava_burst)

 OvaleCondition.conditions.casttime = function(condition)
-	local name, rank, icon, cost, isFunnel, powerType, castTime = OvaleData:GetSpellInfoOrNil(condition[1])
-	if Ovale.trace then
-		Ovale:Print("castTime/1000 = " .. (castTime/1000) .. " " .. tostring(condition[2]) .. " " .. tostring(condition[3]))
+	local castTime
+	if condition[1] then
+		castTime = select(7, API_GetSpellInfo(condition[1]))
+		if castTime then
+			castTime = castTime / 1000
+			Ovale:Log("castTime = " .. castTime .. " " .. tostring(condition[2]) .. " " .. tostring(condition[3]))
+		end
 	end
-	return compare(castTime/1000, condition[2], condition[3])
+	return compare(castTime, condition[2], condition[3])
 end

 --- Get the number of charges on a spell with multiple charges.
diff --git a/OvaleData.lua b/OvaleData.lua
index 36313d9..4e9455a 100644
--- a/OvaleData.lua
+++ b/OvaleData.lua
@@ -385,15 +385,6 @@ function OvaleData:GetFearSpellList()
 	return fearSpellList
 end

-
-function OvaleData:GetSpellInfoOrNil(spell)
-	if (spell) then
-		return API_GetSpellInfo(spell)
-	else
-		return nil
-	end
-end
-
 function OvaleData:GetSpellName(spellId)
 	if not spellId then return nil end
 	return self.spellList[spellId] or API_GetSpellInfo(spellId)