Chapter 12: Terraform Introduction
12.9 Troubleshooting table
| Symptom | Likely cause | What to try |
|---|---|---|
| Provider auth error | Creds/region/profile | aws sts get-caller-identity; provider region |
| VPC ID invalid | Typo / wrong account/region | Describe VPCs in same region |
| SG create denied | IAM permission gap | Ask account admin; least privilege policy |
| State locked / busy | Concurrent apply / leftover lock | Team remote backends later; do not force unlock casually |
| Resources remain after delete folder | Never ran destroy | destroy from backup state or console cleanup |
| Unexpected destroy in plan | Resource rename/move | Stop; read docs for moved / rename carefully |