1x [ADDON_ACTION_BLOCKED] AddOn 'CharacterStatsClassic' tried to call the protected function 'PaperDollFrame:Show()'.
!BugGrabber\BugGrabber.lua:519: in function <!BugGrabber\BugGrabber.lua:519>
[C]: in function Show' FrameXML\CharacterFrame.lua:40: in function CharacterFrame_ShowSubFrame'
...ns\CharacterStatsClassic\CharacterStatsClassicUI.lua:203: in function `ToggleCharacter'
[string "TOGGLECHARACTER0"]:1: in function <[string "TOGGLECHARACTER0"]:1>

Locals:
InCombatSkipped

Also think that it sometimes block me from opening my character panel in combat..

1x [ADDON_ACTION_BLOCKED] AddOn 'CharacterStatsClassic' tried to call the protected function 'PaperDollFrame:Hide()'.
!BugGrabber\BugGrabber.lua:519: in function <!BugGrabber\BugGrabber.lua:519>
[C]: in function Hide' FrameXML\CharacterFrame.lua:35: in function CharacterFrame_ShowSubFrame'
...ns\CharacterStatsClassic\CharacterStatsClassicUI.lua:203: in function `ToggleCharacter'
[string "TOGGLECHARACTER1"]:1: in function <[string "TOGGLECHARACTER1"]:1>

Locals:
InCombatSkipped

Should be resolved with the latest update (2.6)