Have been getting the following error exclusively on the Atramedes fight since Cata release, suspect it is from getting ticks of sound during the fight:

EavesDrop\EavesDrop-2.42.lua:590 bad argument #3 to "string_format" (string expected, got nil)
<in C code>
EavesDrop\EavesDrop-2.42.lua:590 in function "?"
Ace3\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:147 in function <Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:147
<string>:"safecall Dispatcher[15]":4: in function <string>:"safecall Dispatcher[15]":4
<in C code>
<string>:"safecall Dispatcher[15]":13: in function "?"
Ace3\CallbackHandler-1.0\CallbackHandler-1.0-6.lua:92 in function "Fire"
Ace3\AceEvent-3.0\AceEvent-3.0-3.lua:120 in function <Ace3\AceEvent-3.0\AceEvent-3.0.lua:119

Locals:
nil