WowAce

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

 Grid = 2.0.14-bcc

 Game client = 2.5.1 TBC classic

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

 Windows 10

What steps will reproduce the problem?

Cast any rank of Prayer of healing while wearing two pieces of the T4 set.

  
Did you try having Grid2 as the only enabled addon and everything else disabled?

  Yes - Still gave Lua error

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

 I don't know as I only just got the T4 pieces

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).

3x ...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0-92.lua:766: attempt to perform arithmetic on local 'requiresLevel' (a nil value)
[string "@Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0-92.lua"]:766: in function <...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:759>
[string "@Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0-92.lua"]:1219: in function <...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:1217>
[string "@Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0-92.lua"]:2104: in function `?'
[string "@Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0-92.lua"]:2707: in function <...ddOns\Grid2\Libs\LibHealComm-4.0\LibHealComm-4.0.lua:2705>

Locals:
spellData = <table> {
levels = <table> {
}
coeff = 0
interval = 3
ticks = 3
averages = <table> {
}
}
spellName = "Renewal"
spellRank = nil
average = nil
requiresLevel = nil
(*temporary) = <function> defined =[C]:-1
(*temporary) = 70
(*temporary) = nil
(*temporary) = "attempt to perform arithmetic on local 'requiresLevel' (a nil value)"
type = <function> defined =[C]:-1
min = <function> defined =[C]:-1
playerLevel = 70

Please provide any additional information below.

LibHealComm issues must be reported here:

https://github.com/Azilroka/LibHealComm-4.0/issues