------ Rebuild All started: Project: FittingAndAccessoryCalculationServers, Configuration: Debug Win32 ------
  FittingAndAccessoryCalculationServers -> C:\a\vs\DebugWin32\UserFittingAndAccessoryCalculationServers.dll
------ Rebuild All started: Project: StraightSegmentCalculationServers, Configuration: Debug x64 ------
C:\a\vs\MepCalculations\Addins\MEPCalculation\StraightSegmentCalculationServers\Pipe\PipePressureDropServer.cs(232,40): error CS1061: 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' does not contain a definition for 'InnerDiameter' and no extension method 'InnerDiameter' accepting a first argument of type 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' could be found (are you missing a using directive or an assembly reference?)
C:\a\vs\MepCalculations\Addins\MEPCalculation\StraightSegmentCalculationServers\Pipe\PipePressureDropServer.cs(233,46): error CS1061: 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' does not contain a definition for 'InnerDiameter' and no extension method 'InnerDiameter' accepting a first argument of type 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' could be found (are you missing a using directive or an assembly reference?)
C:\a\vs\MepCalculations\Addins\MEPCalculation\StraightSegmentCalculationServers\Pipe\PipePressureDropServer.cs(236,46): error CS1061: 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' does not contain a definition for 'InnerDiameter' and no extension method 'InnerDiameter' accepting a first argument of type 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' could be found (are you missing a using directive or an assembly reference?)
C:\a\vs\MepCalculations\Addins\MEPCalculation\StraightSegmentCalculationServers\Pipe\PipePressureDropServer.cs(241,40): error CS1061: 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' does not contain a definition for 'InnerDiameter' and no extension method 'InnerDiameter' accepting a first argument of type 'Autodesk.Revit.DB.Plumbing.PipePressureDropData' could be found (are you missing a using directive or an assembly reference?)

Compile complete -- 4 errors, 0 warnings
------ Rebuild All started: Project: PressureLossReport, Configuration: Debug x64 ------
  PressureLossReport -> C:\a\vs\Debugx64\UserPressureLossReport.dll
------ Rebuild All started: Project: FittingAndAccessoryCalculationUIServers, Configuration: Debug Win32 ------
  FittingAndAccessoryCalculationUIServers -> C:\a\vs\DebugWin32\UserFittingAndAccessoryCalculationUIServers.dll
========== Rebuild All: 3 succeeded, 1 failed, 0 skipped ==========