What steps will reproduce the problem?
1. Open world map in combat

What version of the product are you using?
4.0.04

Do you have an error log of what happened?
3/22 23:26:35.758  An action was blocked in combat because of taint from BlackList - WorldMapBlobFrame:Hide()
3/22 23:26:35.758      Interface\FrameXML\WorldMapFrame.lua:1634 WorldMapFrame_DisplayQuests()
3/22 23:26:35.758      Interface\FrameXML\WorldMapFrame.lua:1690 WorldMapFrame_UpdateMap()
3/22 23:26:35.758      Interface\FrameXML\WorldMapFrame.lua:190
3/22 23:26:35.758      SetMapToCurrentZone()
3/22 23:26:35.758      Interface\FrameXML\WorldMapFrame.lua:157
3/22 23:26:35.758      WorldMapFrame:Show()
3/22 23:26:35.758      Interface\FrameXML\UIParent.lua:1422 <unnamed>:SetUIPanel()
3/22 23:26:35.758      Interface\FrameXML\UIParent.lua:1264 <unnamed>:ShowUIPanel()
3/22 23:26:35.758      Interface\FrameXML\UIParent.lua:1200
3/22 23:26:35.758      <unnamed>:SetAttribute()
3/22 23:26:35.758      Interface\FrameXML\UIParent.lua:1880 ShowUIPanel()
3/22 23:26:35.758      Interface\FrameXML\UIParent.lua:1864 ToggleFrame()
3/22 23:26:35.758      TOGGLEWORLDMAP:1