WowAce

What steps will reproduce the problem?
1.Click on Frog where you must squeeze the juice out of them (Quest name:  A Grandmother's Remedy in beta World of Draenor)
2.
3.

What is the expected output? What do you see instead?  Cast bar is expected, instead I get error, then cast bar finishes

What version of the product are you using? Latest updated today 10.17.14

Do you have an error log of what happened?Yes:

Message: Interface\AddOns\Quartz\modules\Player.lua:226: Division by zero
Time: 10/17/14 19:19:12
Count: 2
Stack: Interface\AddOns\Quartz\modules\Player.lua:226: in function `UNIT_SPELLCAST_START'
Interface\AddOns\Quartz\modules\Latency.lua:108: in function <Interface\AddOns\Quartz\modules\Latency.lua:107>
(tail call): ?
(tail call): ?
(tail call): ?
(tail call): ?
Interface\AddOns\Quartz\CastBarTemplate.lua:252: in function `?'
Interface\AddOns\Quartz\CastBarTemplate.lua:126: in function <Interface\AddOns\Quartz\CastBarTemplate.lua:124>

Locals: self = <table> {
SetDefaultModuleLibraries = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:398
OnInitialize = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:81
NewModule = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:266
EnableModule = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:363
modules = <table> {
}
GetModule = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:241
IterateEmbeds = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:473
defaultModuleLibraries = <table> {
}
SetDefaultModulePrototype = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:440
name = "Quartz3_Player"
IsEnabled = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:482
orderedModules = <table> {
}
DisableModule = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:381
Unlock = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:133
UNIT_SPELLCAST_DELAYED = <function> defined @Interface\AddOns\Postal\Libs\AceHook-3.0\AceHook-3.0.lua:100
Bar = Quartz3CastBarPlayer {
}
Lock = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:137
db = <table> {
}
SetDefaultModuleState = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:418
baseName = "Quartz"
Enable = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:325
OnDisable = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:98
Disable = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:345
enabledState = true
UNIT_SPELLCAST_STOP = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:238
OnHide = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:144
UNIT_SPELLCAST_START = <function> defined @Interface\AddOns\Postal\Libs\AceHook-3.0\AceHook-3.0.lua:100
UNIT_SPELLCAST_INTERRUPTED = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:248
IsModule = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:248
ApplySettings = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:103
IterateModules = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:468
SetEnabledState = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:455
OnEnable = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:93
GetName = <function> defined @Interface\AddOns\BankStack\lib\AceAddon-3.0\AceAddon-3.0.lua:310
moduleName = "Player"
defaultModuleState = true
UNIT_SPELLCAST_FAILED = <function> defined @Interface\AddOns\Quartz\modules\Player.lua:243
}
bar = Quartz3CastBarPlayer {
0 = <userdata>
lastNotInterruptible = false
parent = <table> {
}
unit = "player"
locked = true
startTime = 8553.998
Icon = <unnamed> {
}
channeling = true
channelingEnd = 8559.998
Spark = <unnamed> {
}
channelingDuration = 6
targetName = ""
Text = <unnamed> {
}
localizedName = "Player"
Bar = <unnamed> {
}
TimeText = <unnamed> {
}
config = <table> {
}
channelingTicks = 0
endTime = 8559.998
backdrop = <table> {
}
delay = 0
modName = "Player"
}
unit = "player"
spell = "Squeezing"
(*temporary) = 6
(*temporary) = 0
(*temporary) = 0
(*

Please provide any additional information below.

Fixed, thanks for reporting.