Hydratec Inc.

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Revit Based HydraCALC (Ribbon/Toolbar/Location)

Button: Equivalent Length Error Type: Command Failure for External Command

Description:

Revit could not complete the external command... System.NullReferenceException

Solutions:

Cause:

Setup has not been run for HydraCALC 

Solution:

Run HydraCALC setup, and select equivalent length again. 

Updated: Sept. 19, 2022, 2:01 p.m. Created: Nov. 12, 2021, 8:50 p.m.