What steps will reproduce the problem?

After exiting dungeon (shadowmoon burial grounds)

What version of Parrot are you using?

2.0.0

Do you have an error log of what happened?

1x Parrot\Data\Cooldowns.lua:130: bad argument #1 to 'format' (string expected, got nil)
C: in function format' Parrot\Data\Cooldowns.lua:130: in function?'
...non\libs\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:147: in function <...non\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:147>
[string "safecall Dispatcher[1]"]:4: in function <[string "safecall Dispatcher[1]"]:4>

[string "safecall Dispatcher[1]"]:13: in function ?' ...non\libs\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:92: in functionFire'

Locals:
nil

Please provide any additional information below. (example: localization of your client if not enUS or enGB)

Does the argument passed into that section need a check to verify it is not nil?

That's pretty weird, I'll add a nil check, What class were you playing?

Was on my hunter, BM. Could have been any number of cooldowns too, I didn't really check.