deployment error on appInsights

I'm getting a deployment template error below trying to deploy via docker container on Windows.

I've tried different regions, subscriptions, computers, AML models and API versions.

Is this a widespread capacity issue or is something else going on?

| =| Comparing deployment state
ERROR: error executing step command 'provision': deployment failed: error deploying infrastructure: validating deployment to subscription:

Validation Error Details:
InvalidTemplate: Deployment template validation failed: 'The template resource 'appInsights' at line '1' and column '7968' is not valid: The template function 'reference' is not expected at this location. Please see https://aka.ms/arm-functions for usage details.. Please see https://aka.ms/arm-functions for usage details.'.

TraceID: d5a9b80422e30decd9823a825863b081