"AI Assistant is not activated" appears in ReSharper License Dialog

Problem

There is the "AI Assistant is not activated" warning in the ReSharper license dialog, and it's not clear what to do from the message.

Resolution

Try the following steps one after another:

• open (Extensions) | ReSharper | AI assistant | AI chat and follow instructions in the chat to activate AI Assistant.
• try updating ReSharper with AI Assistant if the latest version is not installed.

If the issue still persists, please collect a log file and contact the support team: How to contact ReSharper support.

The following article may also be helpful: AI Assistant authorization issues/incorrect "out of volume" message.