{"record":{"id":"0b00830812a88d59","repo":"clockworklabs/SpacetimeDB","slug":"unsupported-special-type-type-type-specialtype","errorCode":null,"errorMessage":"Unsupported special type {type} ({type.SpecialType})","messagePattern":"Unsupported special type (.+?) \\((.+?)\\)","errorType":"exception","errorClass":"InvalidOperationException","httpStatus":null,"severity":"error","filePath":"crates/bindings-csharp/BSATN.Codegen/Utils.cs","lineNumber":138,"sourceCode":"        return type switch\n        {\n            ITypeParameterSymbol typeParameter => MakeRwTypeParam(typeParameter.Name),\n            INamedTypeSymbol namedType => type.SpecialType switch\n            {\n                SpecialType.System_Boolean => \"SpacetimeDB.BSATN.Bool\",\n                SpecialType.System_SByte => \"SpacetimeDB.BSATN.I8\",\n                SpecialType.System_Byte => \"SpacetimeDB.BSATN.U8\",\n                SpecialType.System_Int16 => \"SpacetimeDB.BSATN.I16\",\n                SpecialType.System_UInt16 => \"SpacetimeDB.BSATN.U16\",\n                SpecialType.System_Int32 => \"SpacetimeDB.BSATN.I32\",\n                SpecialType.System_UInt32 => \"SpacetimeDB.BSATN.U32\",\n                SpecialType.System_Int64 => \"SpacetimeDB.BSATN.I64\",\n                SpecialType.System_UInt64 => \"SpacetimeDB.BSATN.U64\",\n                SpecialType.System_Single => \"SpacetimeDB.BSATN.F32\",\n                SpecialType.System_Double => \"SpacetimeDB.BSATN.F64\",\n                SpecialType.System_String => \"SpacetimeDB.BSATN.String\",\n                SpecialType.None => GetTypeInfoForNamedType(namedType),\n                _ => throw new InvalidOperationException(\n                    $\"Unsupported special type {type} ({type.SpecialType})\"\n                ),\n            },\n            IArrayTypeSymbol { ElementType: var elementType } => elementType.SpecialType\n            == SpecialType.System_Byte\n                ? \"SpacetimeDB.BSATN.ByteArray\"\n                : $\"SpacetimeDB.BSATN.Array<{elementType}, {GetTypeInfo(elementType)}>\",\n            _ => throw new InvalidOperationException($\"Unsupported type {type}\"),\n        };\n\n        static string GetTypeInfoForNamedType(INamedTypeSymbol type)\n        {\n            if (type.TypeKind == Microsoft.CodeAnalysis.TypeKind.Error)\n            {\n                throw new UnresolvedTypeException(type);\n            }\n            if (type.TypeKind == Microsoft.CodeAnalysis.TypeKind.Enum)\n            {","sourceCodeStart":120,"sourceCodeEnd":156,"githubUrl":"https://github.com/clockworklabs/SpacetimeDB/blob/524b4487d949b61a07d4f39c862d1290259dfd20/crates/bindings-csharp/BSATN.Codegen/Utils.cs#L120-L156","documentation":"Error \"Unsupported special type {type} ({type.SpecialType})\" thrown in clockworklabs/SpacetimeDB.","triggerScenarios":"Thrown at crates/bindings-csharp/BSATN.Codegen/Utils.cs:138 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"524b4487d949b61a07d4f39c862d1290259dfd20","analyzedAt":"2026-08-16T23:58:54.611Z","schemaVersion":2},"datasetVersion":"2026-08-17T04:17:16.089Z"}