0.604.0.6040508

BinaryFormat/BinaryRobloxFile.cs

@@ -39,7 +39,7 @@ namespace RobloxFiles
         public IReadOnlyDictionary<uint, SharedString> SharedStrings => SSTR?.Strings;
 
         public bool HasSignatures => (SIGN != null);
-        public IReadOnlyList<Signature> Signatures => SIGN?.Signatures;
+        public IReadOnlyList<RbxSignature> Signatures => SIGN?.Signatures;
 
         public BinaryRobloxFile()
         {

BinaryFormat/Chunks/PROP.cs

@@ -74,7 +74,7 @@ namespace RobloxFiles.BinaryFormat.Chunks
                 var prop = new Property(instance, this);
                 props[i] = prop;
 
-                instance.AddProperty(ref prop);
+                instance.AddProperty(prop);
             }
 
             // Setup some short-hand functions for actions used during the read procedure.
@@ -103,7 +103,7 @@ namespace RobloxFiles.BinaryFormat.Chunks
                         string value = reader.ReadString();
 
                         // Leave an access point for the original byte sequence, in case this is a BinaryString.
-                        // This will allow the developer to read the sequence without any mangling from C# strings.
+                        // This will allow the developer to read the sequence without any mangling from UTF-8.
                         byte[] buffer = reader.GetLastStringBuffer();
                         props[i].RawBuffer = buffer;
 
@@ -132,6 +132,8 @@ namespace RobloxFiles.BinaryFormat.Chunks
 
                                     if (memberType == typeof(byte[]))
                                         result = buffer;
+                                    else if (memberType == typeof(ProtectedString) && File.HasSignatures)
+                                        result = new ProtectedString(buffer); // Very likely compiled.
 
                                     return result;
                                 }
@@ -661,6 +663,12 @@ namespace RobloxFiles.BinaryFormat.Chunks
 
                     break;
                 }
+                case PropertyType.SecurityCapabilities:
+                {
+                    var capabilities = reader.ReadInterleaved(instCount, BitConverter.ToUInt64);
+                    readProperties(i => capabilities[i]);
+                    break;
+                }
                 default:
                 {
                     RobloxFile.LogError($"Unhandled property type: {Type} in {this}!");
@@ -1301,6 +1309,20 @@ namespace RobloxFiles.BinaryFormat.Chunks
 
                     break;
                 }
+                case PropertyType.SecurityCapabilities:
+                {
+                    // FIXME: Verify this is correct once we know what SecurityCapabilities actually does.
+                    var capabilities = new List<ulong>();
+
+                    props.ForEach(prop =>
+                    {
+                        var value = prop.CastValue<ulong>();
+                        capabilities.Add(value);
+                    });
+
+                    writer.WriteInterleaved(capabilities);
+                    break;
+                }
                 default:
                 {
                     RobloxFile.LogError($"Unhandled property type: {Type} in {this}!");

BinaryFormat/Chunks/SIGN.cs

@@ -3,35 +3,37 @@ using System.Text;
 
 namespace RobloxFiles.BinaryFormat.Chunks
 {
-    public struct Signature
+    public enum RbxSignatureType
     {
-        public int Version;
+        Ed25519
-        public long Id;
+    }
 
-        public int Length;
+    public struct RbxSignature
-        public byte[] Data;
+    {
+        public RbxSignatureType SignatureType;
+        public long PublicKeyId;
+        public byte[] Value;
     }
 
     public class SIGN : IBinaryFileChunk
     {
-        public Signature[] Signatures;
+        public RbxSignature[] Signatures;
 
         public void Load(BinaryRobloxFileReader reader)
         {
             int numSignatures = reader.ReadInt32();
-            Signatures = new Signature[numSignatures];
+            Signatures = new RbxSignature[numSignatures];
 
             for (int i = 0; i < numSignatures; i++)
             {
-                var signature = new Signature
+                var signature = new RbxSignature
                 {
-                    Version = reader.ReadInt32(),
+                    SignatureType = (RbxSignatureType)reader.ReadInt32(),
-                    Id = reader.ReadInt64(),
+                    PublicKeyId = reader.ReadInt64(),
-
-                    Length = reader.ReadInt32(),
                 };
 
-                signature.Data = reader.ReadBytes(signature.Length);
+                var length = reader.ReadInt32();
+                signature.Value = reader.ReadBytes(length);
                 Signatures[i] = signature;
             }
 
@@ -46,13 +48,12 @@ namespace RobloxFiles.BinaryFormat.Chunks
             for (int i = 0; i < Signatures.Length; i++)
             {
                 var signature = Signatures[i];
-                signature.Length = signature.Data.Length;
 
-                writer.Write(signature.Version);
+                writer.Write((int)signature.SignatureType);
-                writer.Write(signature.Id);
+                writer.Write(signature.PublicKeyId);
 
-                writer.Write(signature.Length);
+                writer.Write(signature.Value.Length);
-                writer.Write(signature.Data);
+                writer.Write(signature.Value);
             }
         }
 
@@ -66,17 +67,14 @@ namespace RobloxFiles.BinaryFormat.Chunks
                 var signature = Signatures[i];
                 builder.AppendLine($"## Signature {i}");
 
-                var version = signature.Version;
+                var version = Enum.GetName(typeof(RbxSignatureType), signature.SignatureType);
-                builder.AppendLine($"- Version: {version}");
+                builder.AppendLine($"- SignatureType: {version}");
 
-                var id = signature.Id;
+                var publicKeyId = signature.PublicKeyId;
-                builder.AppendLine($"- Id:      {id}");
+                builder.AppendLine($"- PublicKeyId: {publicKeyId}");
 
-                var length = signature.Length;
+                var value = Convert.ToBase64String(signature.Value);
-                builder.AppendLine($"- Length:  {length}");
+                builder.AppendLine($"- Value: {value}");
-
-                var data = Convert.ToBase64String(signature.Data);
-                builder.AppendLine($"- Data:    {data}");
             }
         }
     }

DataTypes/ProtectedString.cs

@@ -28,7 +28,15 @@ namespace RobloxFiles.DataTypes
 
         public ProtectedString(byte[] compiled)
         {
+            // This'll break in the future if Luau ever has more than 32 VM versions.
+            // Feels pretty unlikely this'll happen anytime soon, if ever.
+
             IsCompiled = true;
+
+            if (compiled.Length > 0)
+                if (compiled[0] >= 32)
+                    IsCompiled = false;
+
             RawBuffer = compiled;
         }
 

Generated/Classes.cs

@@ -1,5 +1,5 @@
 // Auto-generated list of creatable Roblox classes.
-// Updated as of 0.600.1.6000716
+// Updated as of 0.604.0.6040508
 
 using System;
 
@@ -22,6 +22,14 @@ namespace RobloxFiles
         public float Puffiness = 1;
     }
 
+    public class AccountService : Instance
+    {
+        public AccountService()
+        {
+            IsService = true;
+        }
+    }
+
     public class Accoutrement : Instance
     {
         public CFrame AttachmentPoint = CFrame.identity;
@@ -406,6 +414,18 @@ namespace RobloxFiles
         public VirtualCursorMode VirtualCursorMode = VirtualCursorMode.Default;
     }
 
+    public abstract class BaseRemoteEvent : Instance
+    {
+    }
+
+    public class RemoteEvent : BaseRemoteEvent
+    {
+    }
+
+    public class UnreliableRemoteEvent : BaseRemoteEvent
+    {
+    }
+
     public abstract class BaseWrap : Instance
     {
         public Content CageMeshId = "";
@@ -893,7 +913,7 @@ namespace RobloxFiles
 
     public class AlignOrientation : Constraint
     {
-        public AlignType AlignType = AlignType.Parallel;
+        public AlignType AlignType = AlignType.AllAxes;
         public CFrame CFrame = CFrame.identity;
         public float MaxAngularVelocity = float.MaxValue;
         public float MaxTorque = 10000;
@@ -1360,7 +1380,7 @@ namespace RobloxFiles
     {
     }
 
-    public class DynamicMesh : DataModelMesh
+    public class EditableMesh : DataModelMesh
     {
         public int MeshVersion = 0;
     }
@@ -1483,7 +1503,7 @@ namespace RobloxFiles
         }
     }
 
-    public class DynamicImage : Instance
+    public class EditableImage : Instance
     {
         public Vector2 Size = new Vector2(512, 512);
     }
@@ -1917,6 +1937,8 @@ namespace RobloxFiles
         }
 
         public float LineHeight = 1;
+        public string LocalizationMatchIdentifier = "";
+        public string LocalizationMatchedSourceText = "";
         public int MaxVisibleGraphemes = -1;
         public bool RichText;
         public string Text = "Button";
@@ -1999,6 +2021,8 @@ namespace RobloxFiles
         }
 
         public float LineHeight = 1;
+        public string LocalizationMatchIdentifier = "";
+        public string LocalizationMatchedSourceText = "";
         public int MaxVisibleGraphemes = -1;
         public bool RichText;
         public string Text = "Label";
@@ -2083,6 +2107,8 @@ namespace RobloxFiles
         }
 
         public float LineHeight = 1;
+        public string LocalizationMatchIdentifier = "";
+        public string LocalizationMatchedSourceText = "";
         public int MaxVisibleGraphemes = -1;
         public bool MultiLine;
         public Color3 PlaceholderColor3 = Color3.FromRGB(178, 178, 178);
@@ -2614,14 +2640,6 @@ namespace RobloxFiles
         public bool AllowInsertFreeModels;
     }
 
-    public class InternalSyncService : Instance
-    {
-        public InternalSyncService()
-        {
-            IsService = true;
-        }
-    }
-
     public abstract class JointInstance : Instance
     {
         public CFrame C0 = CFrame.identity;
@@ -3084,7 +3102,7 @@ namespace RobloxFiles
         }
     }
 
-    public class OperationTree : Instance
+    public class OperationGraph : Instance
     {
     }
 
@@ -3590,6 +3608,7 @@ namespace RobloxFiles
         public MeshPartHeadsAndAccessories MeshPartHeadsAndAccessories = MeshPartHeadsAndAccessories.Default;
         public ModelStreamingBehavior ModelStreamingBehavior = ModelStreamingBehavior.Default;
         public PhysicsSteppingMethod PhysicsSteppingMethod = PhysicsSteppingMethod.Default;
+        public PlayerCharacterDestroyBehavior PlayerCharacterDestroyBehavior = PlayerCharacterDestroyBehavior.Default;
         public PrimalPhysicsSolver PrimalPhysicsSolver = PrimalPhysicsSolver.Default;
         public RejectCharacterDeletions RejectCharacterDeletions = RejectCharacterDeletions.Default;
         public ReplicateInstanceDestroySetting ReplicateInstanceDestroySetting = ReplicateInstanceDestroySetting.Default;
@@ -3611,8 +3630,10 @@ namespace RobloxFiles
     public class PackageLink : Instance
     {
         public bool AutoUpdate;
+        public string DefaultName = "";
         public int ModifiedState = 0;
         public Content PackageIdSerialize = "";
+        public byte[] SerializedDefaultAttributes;
         public long VersionIdSerialize = 0;
     }
 
@@ -3683,14 +3704,6 @@ namespace RobloxFiles
         public float ZOffset = 0;
     }
 
-    public class PatchBundlerFileWatch : Instance
-    {
-        public PatchBundlerFileWatch()
-        {
-            IsService = true;
-        }
-    }
-
     public class PathfindingLink : Instance
     {
         public Attachment Attachment0;
@@ -4061,10 +4074,6 @@ namespace RobloxFiles
         }
     }
 
-    public class RemoteEvent : Instance
-    {
-    }
-
     public class RemoteFunction : Instance
     {
     }
@@ -4399,6 +4408,7 @@ namespace RobloxFiles
         public NumberRange LoopRegion = new NumberRange(0, 60000);
         public bool Looped;
 
+        [Obsolete]
         public float MinDistance
         {
             get => EmitterSize;
@@ -4422,8 +4432,11 @@ namespace RobloxFiles
         public Content SoundId = "";
         public double TimePosition = 0;
         public float Volume = 0.5f;
+
+        [Obsolete]
         public float xmlRead_MaxDistance_3 = 10000;
 
+        [Obsolete]
         public float xmlRead_MinDistance_3
         {
             get => EmitterSize;
@@ -4607,6 +4620,7 @@ namespace RobloxFiles
         public HumanoidStateMachineMode HumanoidStateMachineMode = HumanoidStateMachineMode.Default;
         public bool LoadCharacterAppearance = true;
         public LoadCharacterLayeredClothing LoadCharacterLayeredClothing = LoadCharacterLayeredClothing.Default;
+        public CharacterControlMode LuaCharacterController = CharacterControlMode.Default;
         public float NameDisplayDistance = 100;
         public bool UserEmotesEnabled = true;
     }
@@ -4667,6 +4681,8 @@ namespace RobloxFiles
         {
             IsService = true;
         }
+
+        public bool PublishLocked;
     }
 
     public class StudioSdkService : Instance
@@ -4800,6 +4816,14 @@ namespace RobloxFiles
         public bool CustomizedTeleportUI;
     }
 
+    public class TemporaryCageMeshProvider : Instance
+    {
+        public TemporaryCageMeshProvider()
+        {
+            IsService = true;
+        }
+    }
+
     public class TemporaryScriptService : Instance
     {
         public TemporaryScriptService()
@@ -4945,6 +4969,14 @@ namespace RobloxFiles
         }
     }
 
+    public class TextureGenerationMeshHandler : Instance
+    {
+        public TextureGenerationMeshHandler()
+        {
+            IsService = true;
+        }
+    }
+
     public class TimerService : Instance
     {
         public TimerService()
@@ -5408,6 +5440,14 @@ namespace RobloxFiles
         }
     }
 
+    public class VoiceChatInternal : Instance
+    {
+        public VoiceChatInternal()
+        {
+            IsService = true;
+        }
+    }
+
     public class VoiceChatService : Instance
     {
         public VoiceChatService()
@@ -5416,6 +5456,7 @@ namespace RobloxFiles
         }
 
         public bool EnableDefaultVoice = true;
+        public AudioApiRollout UseAudioApi = AudioApiRollout.Automatic;
     }
 
     public class WeldConstraint : Instance

Generated/Enums.cs

@@ -1,5 +1,5 @@
 // Auto-generated list of Roblox enums.
-// Updated as of 0.600.1.6000716
+// Updated as of 0.604.0.6040508
 
 namespace RobloxFiles.Enums
 {
@@ -61,7 +61,11 @@ namespace RobloxFiles.Enums
     public enum AlignType
     {
         Parallel,
-        Perpendicular
+        Perpendicular,
+        PrimaryAxisParallel,
+        PrimaryAxisPerpendicular,
+        PrimaryAxisLookAt,
+        AllAxes
     }
 
     public enum AlphaMode
@@ -107,6 +111,13 @@ namespace RobloxFiles.Enums
         ScaleWithParentSize
     }
 
+    public enum AudioApiRollout
+    {
+        Disabled,
+        Automatic,
+        Enabled
+    }
+
     public enum AudioSubType
     {
         Music = 1,
@@ -196,6 +207,14 @@ namespace RobloxFiles.Enums
         Orbital
     }
 
+    public enum CharacterControlMode
+    {
+        Default,
+        Legacy,
+        NoCharacterController,
+        LuaCharacterController
+    }
+
     public enum ChatVersion
     {
         LegacyChatService,
@@ -1070,6 +1089,13 @@ namespace RobloxFiles.Enums
         Adaptive
     }
 
+    public enum PlayerCharacterDestroyBehavior
+    {
+        Default,
+        Disabled,
+        Enabled
+    }
+
     public enum PoseEasingDirection
     {
         In,

RobloxFileFormat.csproj

@@ -24,6 +24,7 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <PlatformTarget>x64</PlatformTarget>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -32,6 +33,25 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <PlatformTarget>x64</PlatformTarget>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <LangVersion>7.3</LangVersion>
+    <ErrorReport>prompt</ErrorReport>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
+    <OutputPath>bin\x64\Release\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <LangVersion>7.3</LangVersion>
+    <ErrorReport>prompt</ErrorReport>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Costura, Version=4.1.0.0, Culture=neutral, PublicKeyToken=9919ef960d84173d, processorArchitecture=MSIL">
@@ -147,6 +167,7 @@
     <Compile Include="Tokens\Ray.cs" />
     <Compile Include="Tokens\Rect.cs" />
     <Compile Include="Tokens\Ref.cs" />
+    <Compile Include="Tokens\SecurityCapabilities.cs" />
     <Compile Include="Tokens\SharedString.cs" />
     <Compile Include="Tokens\String.cs" />
     <Compile Include="Tokens\UDim.cs" />

RobloxFileFormat.sln

@@ -1,26 +1,36 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
+# Visual Studio Version 17
-VisualStudioVersion = 16.0.31507.150
+VisualStudioVersion = 17.3.32929.385
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RobloxFileFormat", "RobloxFileFormat.csproj", "{19400E0B-6CA3-4171-9644-657E9858275C}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RobloxFileFormat", "RobloxFileFormat.csproj", "{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "RobloxFileFormat.UnitTest", "UnitTest\RobloxFileFormat.UnitTest.csproj", "{E9FF1680-6FB9-41CD-9A73-7D072CB91118}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
 		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{19400E0B-6CA3-4171-9644-657E9858275C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{19400E0B-6CA3-4171-9644-657E9858275C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{19400E0B-6CA3-4171-9644-657E9858275C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Debug|x64.ActiveCfg = Debug|x64
-		{19400E0B-6CA3-4171-9644-657E9858275C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Debug|x64.Build.0 = Debug|x64
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Release|x64.ActiveCfg = Release|x64
+		{CF50C0E2-23A7-4DC1-B4B2-E60CDE716253}.Release|x64.Build.0 = Release|x64
 		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Debug|x64.ActiveCfg = Debug|x64
+		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Debug|x64.Build.0 = Debug|x64
 		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Release|x64.ActiveCfg = Release|x64
+		{E9FF1680-6FB9-41CD-9A73-7D072CB91118}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Tokens/SecurityCapabilities.cs

@@ -0,0 +1,26 @@
+using System.Xml;
+
+namespace RobloxFiles.Tokens
+{
+    public class SecurityCapabilitiesToken : IXmlPropertyToken
+    {
+        public string XmlPropertyToken => "SecurityCapabilities";
+
+        public bool ReadProperty(Property prop, XmlNode node)
+        {
+            if (ulong.TryParse(node.InnerText, out var value))
+            {
+                prop.Value = value;
+                return true;
+            }
+
+            return false;
+        }
+
+        public void WriteProperty(Property prop, XmlDocument doc, XmlNode node)
+        {
+            var value = prop.CastValue<ulong>();
+            node.InnerText = value.ToString();
+        }
+    }
+}

Tree/Instance.cs

@@ -45,6 +45,12 @@ namespace RobloxFiles
         /// <summary>The source AssetId this instance was created in.</summary>
         public long SourceAssetId = -1;
 
+        /// <summary>Whether the instance defines security capabilities.</summary>
+        public bool DefinesCapabilities = false;
+
+        /// <summary>The SecurityCapabilities of this instance.</summary>
+        public ulong Capabilities = 0;
+
         /// <summary>A unique identifier declared for the history of this instance.</summary>
         public UniqueId HistoryId = new UniqueId(0, 0, 0);
 
@@ -531,7 +537,7 @@ namespace RobloxFiles
                     if (newProp.Type == PropertyType.Ref)
                         refProps.Add(newProp);
 
-                    newInst.AddProperty(ref newProp);
+                    newInst.AddProperty(newProp);
                 }
 
                 var oldParent = oldInst.Parent;
@@ -628,7 +634,7 @@ namespace RobloxFiles
         /// Adds a property by reference to this Instance's property list.
         /// </summary>
         /// <param name="prop">A reference to the property that will be added.</param>
-        internal void AddProperty(ref Property prop)
+        internal void AddProperty(Property prop)
         {
             string name = prop.Name;
             RemoveProperty(name);
@@ -755,7 +761,7 @@ namespace RobloxFiles
                             Instance = this
                         };
 
-                        AddProperty(ref newProp);
+                        AddProperty(newProp);
                     }
                     else
                     {
@@ -784,7 +790,7 @@ namespace RobloxFiles
                 if (GetProperty(name) == null)
                 {
                     var prop = new Property(name, propType);
-                    AddProperty(ref prop);
+                    AddProperty(prop);
                 }
             }
 

Tree/Property.cs

@@ -42,7 +42,8 @@ namespace RobloxFiles
         ProtectedString,
         OptionalCFrame,
         UniqueId,
-        FontFace
+        FontFace,
+        SecurityCapabilities,
     }
 
     public class Property
@@ -58,8 +59,7 @@ namespace RobloxFiles
         
         internal static BindingFlags BindingFlags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.FlattenHierarchy | BindingFlags.IgnoreCase;
 
-        // TODO: Map typeof(ProtectedString) to PropertyType.ProtectedString
+        // FIXME: Add a proper type for SecurityCapabilities once it's purpose is better understood.
-        //       if binary files are ever publicly allowed to read it.
 
         public static readonly IReadOnlyDictionary<Type, PropertyType> Types = new Dictionary<Type, PropertyType>()
         {
@@ -95,8 +95,9 @@ namespace RobloxFiles
             { typeof(NumberSequence),    PropertyType.NumberSequence },
             { typeof(Optional<CFrame>),  PropertyType.OptionalCFrame },
 
-            { typeof(ProtectedString),     PropertyType.String             }, 
+            { typeof(ProtectedString),     PropertyType.ProtectedString      }, 
-            { typeof(PhysicalProperties),  PropertyType.PhysicalProperties },
+            { typeof(PhysicalProperties),  PropertyType.PhysicalProperties   },
+            { typeof(ulong),               PropertyType.SecurityCapabilities },
         };
 
         private void ImproviseRawBuffer()

UnitTest/RobloxFileFormat.UnitTest.csproj

@@ -3,6 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.1</TargetFramework>
+    <Platforms>AnyCPU;x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>

XmlFormat/XmlFileReader.cs

@@ -113,7 +113,7 @@ namespace RobloxFiles.XmlFormat
                         RobloxFile.LogError(readError.Message);
                     }
                     
-                    instance.AddProperty(ref prop);
+                    instance.AddProperty(prop);
                 }
                 else if (RobloxFile.LogErrors)
                 {

XmlFormat/XmlRobloxFile.cs

@@ -99,7 +99,7 @@ namespace RobloxFiles
                         Instance refInst = Instances[refId];
                         refProp.Value = refInst;
                     }
-                    else if (refId != "null")
+                    else if (refId != "null" && refId != "Ref")
                     {
                         LogError($"XmlRobloxFile: Could not resolve reference for {refProp.GetFullName()}");
                         refProp.Value = null;