### Terraform Version ```shell Terraform v1.7.3 on darwin_arm64 + provider registry.terraform.io/hashicorp/azurerm v3.90.0 ``` ### Terraform Configuration Files module: main.tf ```terraform ... dynamic "registry" { for_each = var.registry_config[*] content { server = registry.server username = registry.username password_secret_name = registry.password_secret_name } } ... ``` module: variables.tf ```terraform ... variable "registry_config" { default = null nullable = true sensitive = true type = object({ server = string username = string password_secret_name = string }) } ... ``` ### Debug Output [Gist crash - terraform 1.6.3](https://gist.github.com/maxxiefjv/bfc357675843cb9690e61cffe9043243) [Gist crash - terraform 1.7.3](https://gist.github.com/maxxiefjv/e1dc041ce930581c488ba77e179e5673) ### Expected Behavior I would expect an error log saying you cannot splat nullable variables... or variables containing the `null` value. ### Actual Behavior Terraform crashed asking me to report ### Steps to Reproduce 1. `terraform init` 2. `terraform apply` ### Additional Context Ran into this crash when setting up [Azure Container App](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/container_app)