clipka <ano### [at] anonymousorg> wrote:
> nimda schrieb:
> > and now in the edit menu the entries for undo and redo are permanently grayed
> > out so I can't use those features anymore, it is as if the history file is
> > somewhat damaged or has lost its right permessions?
>
> Try "Editor / Editor Preferences..."; in the dialog, go to the "Misc"
> tab. In the bottom-right of that pane, there's a "Max undoable actions"
> section; make sure it's set to "Unlimited", or "Limited to" something
> sufficiently larger than 0.
>
> If it already appears to be set to a sane value, you may try changing
> it, closing and re-starting POV-Ray, then setting it back to "Unlimited"
> and again restarting POV-Ray. Just in case something in the undo
> mechanism got "jammed", this might "shake" it enough so that things fall
>   back into place.

I went to the "Max undoable actions" and I saw that is was set to "limited to 0"
(how that got there is a complete mystery to me). I set it to Unlimited,
restarted
povray and everything works fine now.

Thanks a lot for your help,

Marc.

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