{"record":{"id":"c4d34233e3b51611","repo":"lionsoul2014/ip2region","slug":"open-xdb-file-s-w","errorCode":null,"errorMessage":"open xdb file `%s`: %w","messagePattern":"open xdb file `(.+?)`: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"binding/golang/main.go","lineNumber":78,"sourceCode":"\t\treturn nil, fmt.Errorf(\"parse v6 cache policy: %w\", err)\n\t}\n\n\tv6DbPath, err := homedir.Expand(v6XdbPath)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"Expand(`%s`): %s\", v6XdbPath, err)\n\t}\n\tv6Config, err := service.NewV6Config(v6Policy, v6DbPath, 1)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"NewV6Config: %w\", err)\n\t}\n\n\treturn service.NewIp2Region(v4Config, v6Config)\n}\n\nfunc createSearcher(dbPath string, cachePolicy string) (*xdb.Searcher, error) {\n\thandle, err := os.OpenFile(dbPath, os.O_RDONLY, 0600)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"open xdb file `%s`: %w\", dbPath, err)\n\t}\n\n\tdefer handle.Close()\n\n\t// verify the xdb file\n\t// @Note: do NOT call it every time you create a searcher since this will slow down the search response.\n\t// @see the util.Verify function for details.\n\terr = xdb.Verify(handle)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"xdb verify: %w\", err)\n\t}\n\n\t// auto-detect the ip version from the xdb header\n\theader, err := xdb.LoadHeader(handle)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"failed to load header from `%s`: %s\", dbPath, err)\n\t}\n","sourceCodeStart":60,"sourceCodeEnd":96,"githubUrl":"https://github.com/lionsoul2014/ip2region/blob/c1a1fc7d5941760db3f8431dc05c48cf7f0e30a1/binding/golang/main.go#L60-L96","documentation":"Go CLI helper: os.OpenFile with O_RDONLY failed on the xdb path — file missing, unreadable, or a directory; the wrapped system error gives the exact errno.","triggerScenarios":"Thrown at binding/golang/main.go:78 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Check the path and file permissions for the xdb file","Ensure the file exists before starting the benchmark/search command","Use an absolute path to avoid working-directory issues"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"c1a1fc7d5941760db3f8431dc05c48cf7f0e30a1","analyzedAt":"2026-09-02T16:58:39.988Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-09T21:17:11.164Z"}