WowAce

What version of Grid2 and game type (classic or retail) are you using ?

 2.0.22-bcc

What game client version (windows or mac) and language are you using ?

 windows english

What steps will reproduce the problem?

  Using Mend Pet ability to heal hunter pet
Did you try having Grid2 as the only enabled addon and everything else disabled?

  Yes

Was it working in a previous version? If yes, which was the last good one?

  Not sure

Do you have an error log of what happened? If you don't see any errors, make sure that error reporting is enabled (`/console scriptErrors 1`) or install [BugSack](https://mods.curse.com/addons/wow/BugSack).

Message: ...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:770: attempt to perform arithmetic on local 'requiresLevel' (a nil value)
Time: Sun Sep 19 07:54:11 2021
Count: 1
Stack: ...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:770: attempt to perform arithmetic on local 'requiresLevel' (a nil value)
[string "@Interface\AddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua"]:770: in function <...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:759>
[string "@Interface\AddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua"]:1437: in function <...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:1435>
[string "@Interface\AddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua"]:2213: in function `?'
[string "@Interface\AddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua"]:2828: in function <...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:2826>

Locals: spellData = <table> {
interval = 3
levels = <table> {
}
ticks = 5
averages = <table> {
}
}
spellName = "Mend Pet"
spellID = 5
spellRank = nil
average = nil
requiresLevel = nil
(*temporary) = <function> defined =[C]:-1
(*temporary) = 48
(*temporary) = nil
(*temporary) = "attempt to perform arithmetic on local 'requiresLevel' (a nil value)"
type = <function> defined =[C]:-1
min = <function> defined =[C]:-1
playerLevel = 48

Update to 2.0.23-beta-bcc version.