Here are the advanced bug fixing tasks about DevSecOps in Terraform manifests for GitLab CI/CD pipelines, now with concrete example snippets and solutions:

1. Production Pipeline: Misconfigured Terraform State Backends

Problem:
The terraform apply step in your production GitLab CI pipeline fails with errors related to locked state files or concurrent access conflicts.

Example and Solution:

In your Terraform manifest (e.g., backend.tf), configure the backend with proper state locking using AWS S3 and DynamoDB for locking: