get suck on "terraform plan"

[KimoriWasTaken]

╷ │ Error: Attempt to index null value │ │ on main.tf line 15, in resource "oci_core_instance" "instance": │ 15: availability_domain = data.oci_identity_availability_domains.ADs.availability_domains[0].name │ ├──────────────── │ │ data.oci_identity_availability_domains.ADs.availability_domains is null │ │ This value is null, so it does not have any indices. ╵ ╷ │ Error: Attempt to index null value │ │ on main.tf line 24, in resource "oci_core_instance" "instance": │ 24: source_id = data.oci_core_images.images.images[0].id │ ├──────────────── │ │ data.oci_core_images.images.images is null │ │ This value is null, so it does not have any indices.

Tried on Windows and Linux, same error. I made sure to follow the previous steps and confirm they work, don't really know how to troubleshoot this.