I have this error message for every character of every line.
The translation is correctly handled, but I would like to get rid of these warning spam.
Cannot find translation for 'B' because the text has not been added to the Speech Manager.
-> AC debug logger
UnityEngine.Debug:Log(Object, Object)
AC.ACDebug:Log(Object, Object) (at Assets/AdventureCreator/Scripts/Static/ACDebug.cs:16)
AC.RuntimeLanguages:GetTranslation(String, Int32, Int32) (at Assets/AdventureCreator/Scripts/Speech/RuntimeLanguages.cs:260)
AC.RuntimeLanguages:GetTranslation(String, Int32, Int32, AC_TextType) (at Assets/AdventureCreator/Scripts/Speech/RuntimeLanguages.cs:308)
AC.MenuElement:TranslateLabel(String, Int32) (at Assets/AdventureCreator/Scripts/Menu/Menu classes/MenuElement.cs:331)
AC.MenuLabel:AutoSize() (at Assets/AdventureCreator/Scripts/Menu/Menu classes/MenuLabel.cs:690)
AC.MenuElement:RecalculateSize(MenuSource) (at Assets/AdventureCreator/Scripts/Menu/Menu classes/MenuElement.cs:993)
AC.Menu:ResetVisibleElements() (at Assets/AdventureCreator/Scripts/Menu/Menu classes/Menu.cs:1463)
AC.Menu:Recalculate() (at Assets/AdventureCreator/Scripts/Menu/Menu classes/Menu.cs:1509)
AC.MenuLabel:UpdateLabelText(Int32) (at Assets/AdventureCreator/Scripts/Menu/Menu classes/MenuLabel.cs:556)
AC.MenuLabel:PreDisplay(Int32, Int32, Boolean) (at Assets/AdventureCreator/Scripts/Menu/Menu classes/MenuLabel.cs:368)
AC.PlayerMenus:UpdateElements(Menu, Int32, Boolean) (at Assets/AdventureCreator/Scripts/Controls/PlayerMenus.cs:1488)
AC.PlayerMenus:UpdateMenu(Menu, Int32, Boolean, Boolean) (at Assets/AdventureCreator/Scripts/Controls/PlayerMenus.cs:1448)
AC.PlayerMenus:UpdateAllMenus() (at Assets/AdventureCreator/Scripts/Controls/PlayerMenus.cs:2043)
AC.StateHandler:Update() (at Assets/AdventureCreator/Scripts/Game engine/StateHandler.cs:217)
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Comments
Here is my speech settings

Welcome to the community, @Ze_PilOt.
This is a bug related to the menu system, rather than any setting in your Speech Manager.
A fix will be included in the next release, but in the meantime you can resolve it by opening MenuLabel.cs, and replacing line 690:
with:
Thanks a lot !
Tested, fix is working !