Crash report from Dynamo 2.12.1.8246

[JinminLi0430]

Issue Description

Please fill in the following information to help us reproduce the issue:

Dynamo version

Dynamo: 2.12.1.8246

Operating system

OS: Microsoft Windows NT 10.0.19045.0

What did you do?

(Fill in here)

What did you expect to see?

(Fill in here)

What did you see instead?

(Fill in here)

What packages or external references (if any) were used?

Loaded Packages

• GenerativeDesign 1.10.10.0
• GenerativeDesign.Extension 1.10.10.0
• GenerativeDesign.Revit 1.10.10.0

Stack Trace

(From the Dynamo crash window select 'Details' -> 'Copy' and paste here)

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CLR: 4.0.30319.42000