{"record":{"id":"556a5c3f26dd9950","repo":"hashicorp/terraform","slug":"unlock-address-must-be-http-or-https","errorCode":null,"errorMessage":"unlock_address must be HTTP or HTTPS","messagePattern":"unlock_address must be HTTP or HTTPS","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"internal/backend/remote-state/http/backend.go","lineNumber":178,"sourceCode":"\t\t}\n\t}\n\tlockMethod := backendbase.GetAttrEnvDefaultFallback(\n\t\tconfigVal, \"lock_method\",\n\t\t\"TF_HTTP_LOCK_METHOD\", cty.StringVal(\"LOCK\"),\n\t).AsString()\n\n\tvar unlockURL *url.URL\n\tif v := backendbase.GetAttrEnvDefault(configVal, \"unlock_address\", \"TF_HTTP_UNLOCK_ADDRESS\"); !v.IsNull() {\n\t\tvar err error\n\t\tunlockURL, err = url.Parse(v.AsString())\n\t\tif err != nil {\n\t\t\treturn backendbase.ErrorAsDiagnostics(\n\t\t\t\tfmt.Errorf(\"failed to parse unlock_address URL: %s\", err),\n\t\t\t)\n\t\t}\n\t\tif unlockURL.Scheme != \"http\" && unlockURL.Scheme != \"https\" {\n\t\t\treturn backendbase.ErrorAsDiagnostics(\n\t\t\t\tfmt.Errorf(\"unlock_address must be HTTP or HTTPS\"),\n\t\t\t)\n\t\t}\n\t}\n\tunlockMethod := backendbase.GetAttrEnvDefaultFallback(\n\t\tconfigVal, \"unlock_method\",\n\t\t\"TF_HTTP_UNLOCK_METHOD\", cty.StringVal(\"UNLOCK\"),\n\t).AsString()\n\n\tretryMax, err := backendbase.IntValue(\n\t\tbackendbase.GetAttrEnvDefaultFallback(\n\t\t\tconfigVal, \"retry_max\",\n\t\t\t\"TF_HTTP_RETRY_MAX\", cty.NumberIntVal(2),\n\t\t),\n\t)\n\tif err != nil {\n\t\treturn backendbase.ErrorAsDiagnostics(\n\t\t\tfmt.Errorf(\"invalid retry_max: %s\", err),\n\t\t)","sourceCodeStart":160,"sourceCodeEnd":196,"githubUrl":"https://github.com/hashicorp/terraform/blob/d32a084675427f5ac3f7d2868578ef8b2c1dc525/internal/backend/remote-state/http/backend.go#L160-L196","documentation":"unlock_address parsed successfully but its scheme is neither 'http' nor 'https'. Same scheme gate as address/lock_address is enforced for unlock_address.","triggerScenarios":"unlock_address set to a non-HTTP scheme such as 'ftp://', 'file://', or a scheme-less relative URL that url.Parse accepted with an empty/unexpected scheme.","commonSituations":"unlock_address copied from another backend URI; wrong-scheme value templated from a variable.","solutions":["Set unlock_address to an http:// or https:// URL.","Keep the scheme consistent with lock_address and address.","Omit unlock_address to disable HTTP-level unlocking entirely."],"exampleFix":"// before\nunlock_address = \"file:///var/lock/unlock\"\n// after\nunlock_address = \"https://state.example.com/unlock\"","handlingStrategy":"validation","validationCode":"# Pre-flight: assert unlock_address scheme\nif [ -n \"$TF_HTTP_UNLOCK_ADDRESS\" ]; then\n  case \"$TF_HTTP_UNLOCK_ADDRESS\" in\n    http://*|https://*) echo ok ;;\n    *) echo \"ERROR: unlock_address must be http(s): $TF_HTTP_UNLOCK_ADDRESS\"; exit 1 ;;\n  esac\nfi","typeGuard":null,"tryCatchPattern":null,"preventionTips":["Keep unlock_address scheme identical to lock_address and address.","Omit unlock_address to disable HTTP-level unlocking."],"tags":["config","url-validation","http-backend","scheme","unlock"],"backgroundTag":null,"analyzedSha":"d32a084675427f5ac3f7d2868578ef8b2c1dc525","analyzedAt":"2026-08-11T18:43:52.779Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-23T08:17:48.524Z"}