New Bug in MoP

[Esvilala]

27x bad argument #2 to '?' (Current Field: [isContainer], Usage: local anchorID = C_UnitAuras.AddPrivateAuraAnchor(args))
[Cell/Indicators/Built-in.lua]:963: in function 'UpdatePrivateAuraAnchor'
[Cell/RaidFrames/UnitButton_Mists.lua]:2818: in function <Cell/RaidFrames/UnitButton_Mists.lua:2799>
[C]: in function 'SetAttribute'
[Cell/RaidFrames/Groups/SoloFrame.lua]:12: in main chunk

Locals:
self=CellSoloFramePlayerPrivateAuraParent Built-in.lua:992{
unit="player"
}
unit="player"
_showCountdownFrame=true
_showCountdownNumbers=false

[thesunnymachine]

Also getting this error:

543x [ADDON_ACTION_BLOCKED] AddOn 'Cell' tried to call the protected function 'CheckInteractDistance()'.
[!BugGrabber/BugGrabber.lua]:540: in function '?'
[!BugGrabber/BugGrabber.lua]:524: in function <!BugGrabber/BugGrabber.lua:524>
[C]: in function 'CheckInteractDistance'
[Cell/Libs/LibGroupInfo.lua]:449: in function <Cell/Libs/LibGroupInfo.lua:447>
[Cell/Libs/LibGroupInfo.lua]:503: in function <Cell/Libs/LibGroupInfo.lua:491>

Locals:
self=

event="ADDON_ACTION_BLOCKED"
addonName="Cell"
addonFunc="CheckInteractDistance()"
name="Cell"
badAddons={
Cell=true
}
L={
NO_DISPLAY_2="|cffffff00The standard display is called BugSack, and can probably be found on the same site where you found !BugGrabber.|r"
ERROR_DETECTED="%s |cffffff00captured, click the link for more information.|r"
BUGGRABBER_STOPPED="|cffffff00There are too many errors in your UI. As a result, your game experience may be degraded. Disable or update the failing addons if you don't want to see this message again.|r"
USAGE="|cffffff00Usage: /buggrabber <1-%d>.|r"
STOP_NAG="|cffffff00!BugGrabber will not nag about missing a display addon again until next patch.|r"
NO_DISPLAY_STOP="|cffffff00If you don't want to be reminded about this again, run /stopnag.|r"
NO_DISPLAY_1="|cffffff00You seem to be running !BugGrabber with no display addon to go along with it. Although a slash command is provided for accessing error reports, a display can help you manage these errors in a more convenient way.|r"
ERROR_UNABLE="|cffffff00!BugGrabber is unable to retrieve errors from other players by itself. Please install BugSack or a similar display addon that might give you this functionality.|r"
ADDON_CALL_PROTECTED="[%s] AddOn '%s' tried to call the protected function '%s'."
}