Provides a container of all Revit built-in FailureDefinitionId instances. 
 
The BuiltInFailures SlabShapeFailures type exposes the following members.
Properties
| Name | Description | |
|---|---|---|
|     | SlabShapeEditFailed |  Slab Shape Edit failed. [Description]  | 
|     | SlabShapeEditFailedError |  Slab Shape Edit failed. [Description]  | 
|     | SlabShapeFailedNotHorz |  The Roof or Floor is no longer horizontal.  | 
|     | SlabShapeFailedNotOnlyLines |  The Roof or Floor may only contain straight lines.  | 
|     | SlabShapeFailedTooThin |  The Floor or Roof is too thin for its given type.  | 
|     | SlabShapeWarnVerticesCoincident |  Some slab shape edit vertices were too close to each other or too close to an edge.  | 
|     | SlabShapeWarnVerticesDeleted |  Some slab shape edit vertices were deleted because the Floor or Roof has changed its shape.  | 
|     | SlopedInnerEdge |  Inner loops of a footprint sketch may not have slope-defining lines.  | 
|     | SlopeTailInsideSlopeLine |  The tails of slope arrows must not lie in interior of slope defining lines.  | 
|     | SlopeZero |  Adjusting this Line's Overhang will not affect its height because its slope is zero.  |