V0.12 upgrade Issues - Error refreshing state: State format upgrade failed

Error refreshing state: State format upgrade failed: Error upgrading state file format from version 3 to version 4: listener_certificate.1_bbrx_me_cert_prod: invalid dependency reference “aws_iam_server_certificate.1_bbrx_me_prod”: Attribute name required: Dot must be followed by attribute name…

I keep getting this errors despite following the guide and resolving errors. When I run terraform init or plan.

I get this as well :-

[gerardo@shopworks terraform-aws]$ terraform validate or terraform state list
Error: Unsupported argument

on eks.tf line 222, in module “eks”:
222: worker_group_count = 3

An argument named “worker_group_count” is not expected here.

Error: Unsupported argument

on eks.tf line 259, in module “eks”:
259: worker_group_tags = {

An argument named “worker_group_tags” is not expected here.

Error: Unsupported argument

on eks.tf line 283, in module “eks”:
283: workers_additional_policies_count = 1

An argument named “workers_additional_policies_count” is not expected here.

Error: Unsupported argument

on eks.tf line 290, in module “eks”:
290: map_users_count = length(

An argument named “map_users_count” is not expected here.