"JK" wrote
| | ... the crack was well concealed behind a wardrobe.
| A cynical person like me might wonder if that concealment
| was intentional by the vendor :-)
| If one wished to hide it, a skim of plaster and some paint
| would do the job, and the bowing outside is slight enough
| that I doubt many surveyors would notice it.

Specially with a nice bit of wisteria or pelargonum (?) growing up it.

| Of course, I would never be so deceitfull.

Of course not.

Selling the property in the spring or autumn when the days are shorter, and
only being able to accommodate visiting surveyors in the twilight hours,
would help too.

Owain