Last Updated: 05 Jun 2017 06:43 by ADMIN
Created on: 01 Jun 2017 14:16
Category: Installer and VS Extensions
Type: Bug Report
I have updated my OS to Win 10 from Win 8.1 and now none of the RadForms will open in VS 2015 Designer. Some esoteric error message: "Value cannot be null. Parameter name: instance" is displayed. Is there something I could do other than re-installing the entire Telerik product line? 

Lajos Szoke
1 comment
Posted on: 05 Jun 2017 06:42
We kindly ask you to post your technical questions/problems in the support ticketing system ( as this is the best way to reach our support staff - the support system assigns a response time for all of your questions, depending on your license and ensures that all questions will reach the respective developers, if needed. In addition, you will be able to review your support history at your leisure. In this way, your issues will be managed more precisely.