Game mode: Online private
Type of issue: Bug
Server type: PvP
Inverted Wedges still do not have the great behaviour of the Thatch Roofs (being set with the tip) spread to other Roofs, like Aquilonian Style for example.
Triangular Walls are sapping Stability, and not small either. A normal wall just transmits stability, but does not cost it. Traingular walls, although smaller, sap stability - and because of this also cannot be placed sometimes, when a normal wall can be.
Please provide a step-by-step process of how the bug can be reproduced. The more details you provide us with the easier it will be for us to find and fix the bug: