Error message 'Value cannot be null. Parameter name: userContext'

Question

Error message 'Value cannot be null. Parameter name: userContext'

Anonymous

Error message 'Value cannot be null. Parameter name: userContext' in Visual Studio 2017

This happens allways when I try to open Extensions and Updates from tools folder or clicking on notification.

Can enyone tell me why that happens and how to fix it?

Also the software doesn't let me sign in.

***Post moved by the moderator to the appropriate forum category.***

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1 answer

Answer 1

Hi,

Based from the error message that you received, it seems that there's a need to update the Visual Studio 2017. Have you checked if there's any pending updates in the Visual Studio? You may click here for assistance.

If it's updated, let's isolate your concern by answering these questions:

Have you made any changes prior to the issue?
What troubleshooting steps have you tried so far?

We'll keep an eye out for your response.

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Error message 'Value cannot be null. Parameter name: userContext'

1 answer