{"record":{"id":"078067aca9f86991","repo":"jackc/pgx","slug":"cannot-scan-into-uint-w","errorCode":null,"errorMessage":"cannot scan into *uint: %w","messagePattern":"cannot scan into \\*uint: %w","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pgtype/builtin_wrappers.go","lineNumber":287,"sourceCode":"\treturn nil\n}\n\nfunc (w uintWrapper) Int64Value() (Int8, error) {\n\tif uint64(w) > uint64(math.MaxInt64) {\n\t\treturn Int8{}, fmt.Errorf(\"%d is greater than maximum value for int64\", w)\n\t}\n\n\treturn Int8{Int64: int64(w), Valid: true}, nil\n}\n\nfunc (w *uintWrapper) ScanNumeric(v Numeric) error {\n\tif !v.Valid {\n\t\treturn fmt.Errorf(\"cannot scan NULL into *uint\")\n\t}\n\n\tbi, err := v.toBigInt()\n\tif err != nil {\n\t\treturn fmt.Errorf(\"cannot scan into *uint: %w\", err)\n\t}\n\n\tif !bi.IsUint64() {\n\t\treturn fmt.Errorf(\"cannot scan %v into *uint\", bi.String())\n\t}\n\n\tui := bi.Uint64()\n\n\tif math.MaxUint < ui {\n\t\treturn fmt.Errorf(\"cannot scan %v into *uint\", ui)\n\t}\n\n\t*w = uintWrapper(ui)\n\n\treturn nil\n}\n\nfunc (w uintWrapper) NumericValue() (Numeric, error) {","sourceCodeStart":269,"sourceCodeEnd":305,"githubUrl":"https://github.com/jackc/pgx/blob/ec1a0befd22592cffffdeeb0a50311b506372f4c/pgtype/builtin_wrappers.go#L269-L305","documentation":"Wrapping error from uintWrapper.ScanNumeric: the underlying Numeric.toBigInt conversion failed, so the numeric's internal representation could not be converted to a big.Int. The original conversion error is attached via %w; the numeric value itself is at fault, not the uint target.","triggerScenarios":"Thrown at pgtype/builtin_wrappers.go:287 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Inspect the wrapped error to find the exact conversion failure","Verify the column truly holds a numeric and not corrupted/unexpected data","Scan into pgtype.Numeric directly to debug the raw value"],"exampleFix":null,"handlingStrategy":"validation","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"ec1a0befd22592cffffdeeb0a50311b506372f4c","analyzedAt":"2026-08-04T22:52:11.263Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-23T08:17:48.524Z"}