nTooltip Error

[pappkartoni]

Message: Interface\AddOns\nTooltip\core.lua:87: Attempt to access forbidden object from code tainted by an AddOn
Time: 07/08/17 15:36:17
Count: 3203
Stack: Interface\AddOns\nTooltip\core.lua:87: Attempt to access forbidden object from code tainted by an AddOnInterface\SharedXML\SharedBasicControls.lua:204: in function <Interface\SharedXML\SharedBasicControls.lua:203>
[C]: ?
[C]: in function `SetBackdropColor'
Interface\AddOns\nTooltip\core.lua:87: in function <Interface\AddOns\nTooltip\core.lua:86>
[C]: ?

Locals: errorMessage = "Interface\AddOns\nTooltip\core.lua:87: Attempt to access forbidden object from code tainted by an AddOn"
DisplayMessageInternal = defined @interface\SharedXML\SharedBasicControls.lua:187
MESSAGE_TYPE_ERROR = 0