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AutoCAD Based Build 3D Risers (Ribbon/Toolbar/Location)

Button: Insert Via Valve Selector

Description:

When selecting Valve Selector in the 3D Fittings window, you get the error message;

SOURCE: System.Private.CoreLib

MESSAGE: An item with the same key has already been added. Key:


Solutions:

Cause:

The new version of HydraLIST Valve Selector has not been installed to the computer

Solution:

Download the latest version of Valve Selector.

After installation, confirm you can open the program as a stand-alone application.  Then test it via HydraCAD for AutoCAD and the 3D Fittings toolbar.

Updated: March 26, 2026, 5:11 p.m. Created: March 26, 2026, 5:11 p.m.