why the terraform provider param is null? It can't find in terraform repository.

[leeBT]

why the terraform provider param is null? It can't find in terraform repository. Error: Failed to query available provider packages │ │ Could not retrieve the list of available versions for provider hashicorp/null: provider │ registry.terraform.io/hashicorp/null was not found in any of the search locations │ │ - D:/DevTools/terraform/plugins

[leeBT]

terraform { required_version = ">= 0.13.0"

required_providers { aws = { source = "hashicorp/aws" version = ">= 2.0" } null = { source = "hashicorp/null" version = ">= 2.0" } } }