some walls are gone

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after restart some my walls is gone and its 2 floors with 100% stable and i cant replace it now? why what to do

[FowsT]

unlucky. Another restart might fix it or make it worse. You never know.

[El Kapitan]

same here

[sibs]

if they were high external walls im guessing they just decayed. i place a bunch yesterday and when i logg on this morning they had lost 500 health

[N4]

Stability is supremely fucky. I'm sorry, but it's really up to chance.