[2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:30] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433 [2021.07.21. 11:53:31] EXCEPTION: Operation is not valid due to the current state of the object. at Autodesk.Civil.DatabaseServices.SuperelevationCriticalStation.GetSlope(SuperelevationCrossSegmentType crossSegmentType) at Autodesk.Civil.DynamoNodes.AlignmentSuperelevationDataExtensions.AlignmentSuperelevationData.GetSlope(String segmentType) in D:\_Civil3D\Civil3DToolkit\Civil3DToolkit\src\Autodesk.Civil3DToolkit\Civil3DToolkit\Civil3D\AlignmentSuperelevationData.cs:line 433