You receive these errors for one of these reasons:
- The required resource provider hasn't been registered for your subscription.
- API version not supported for the resource type.
- Location not supported for the resource type. You can see the registration status and register a resource provider Azure Sentinel (Microsoft.securityInsights) namespace through the portal.
- Sign in to Azure portal.
- In the search box, enter subscriptions. Or if you've recently viewed your subscription, select Subscriptions.
- Select the subscription you want to use to register a resource provider.
- To see the list of resource providers, under Settings select Resource providers.
- To register a resource provider, select the resource provider and then select Register.
Please do let me know if you have any further queries in the comments section. Thanks, Akshay Kaushik Please "Accept the answer" (Yes/No), and share your feedback if the suggestion works as per your business need. This will help us and others in the community as well.