1. Describe your environment: What is your industry? What is your role in your organization? Describe your stakeholders. Working as engineer or lead engineer in design and re-assessment for offshore structures
2. What version of Mathcad are you currently running? Prime 7.0
3. Describe the problem you are trying to solve. Please include detailed documentation such as screenshots, images or video. Combo Boxes are great for selecting options, but their use is limited by the present API. Apparently, you cannot make a new selection in a Combo Box through the API, see Re: Excel - Prime 7. Change combo box through API - PTC Community
I request that this is made possible. If the set value does not exist, the API method could simply return an error and maintain the existing value.
4. What is the use case for your organization? Desk calculations are part of our deliverables and a clever use of desk calculations helps us to better help our customers
5. What business value would your suggestion represent for your organization?